Ratio of 5 to 9

Ratio of 5 to 9

A ratio of 5 to 9 can be written as 5 to 9, 5:9, or 5/9. Furthermore, 5 and 9 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.

A ratio of 5 to 9 simply means that for every 5 of something, there are 9 of something else, with a total of 14.

In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 5 to 9. In other words, we will calculate the corresponding equivalent ratio of 5:9 for you.


To calculate the left side of the ratio, our calculator multiplies the right side by 5 and then divides the product by 9. To calculate the right side of the ratio, our calculator multiplies the left side by 9 and then divides the product by 5. Answers are rounded to two decimals if necessary.

Below is a list of equivalent ratios of 5:9 that we created using our 5:9 ratio calculator above.













We have also created a pie chart for you to put 5:9 ratio in perspective. To do so, we divided a pie into 14 pieces and then colored 5 pieces green and 9 pieces blue. The pie will look exactly the same using any equivalent ratio of 5:9.

5 to 9 pie ratio

The green part of the pie covers 35.71% and the blue part covers 64.29%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:

(5 / 14)×100 ≈ 35.71
(9 / 14)×100 ≈ 64.29

In fractional terms, 5/9 of the pie above is colored in green. This means that the ratio of 5 to 9 or 5:9 can also be expressed as a fraction, where the 5 to the left of the colon is the numerator and the 9 to the right of the colon is the denominator:

5:9 = 5/9

Ratio is often used when defining rectangles in width:height format. Width and height can be feet, inches, centimeters, or any other kind of length. With a ratio of 5 to 9, the width is 5 and the height is 9. Below is a picture of what a rectangle with a ratio of 5:9 looks like.

5 to 9 pie rectangle

Since the simplest form of the fraction 5/9 is 5/9, the simplest form of the ratio 5:9 is also 5:9.

Ratio Calculator
Need information about another ratio? Here you can submit another ratio for us to explain.


Ratio of 5 to 10
Go to the next ratio on our list that we have detailed information about.

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