Ratio of 1 to 4 (1:4)

Ratio of 1 to 4

A ratio of 1 to 4 can be written as 1 to 4, 1:4, or 1/4. Furthermore, 1 and 4 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.

A ratio of 1 to 4 simply means that for every 1 of something, there are 4 of something else, with a total of 5.

In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 1 to 4. In other words, we will calculate the corresponding equivalent ratio of 1:4 for you.

To calculate the left side of the ratio, our calculator multiplies the right side by 1 and then divides the product by 4. To calculate the right side of the ratio, our calculator multiplies the left side by 4 and then divides the product by 1. Answers are rounded to two decimals if necessary.

Below is a list of equivalent ratios of 1:4 that we created using our 1:4 ratio calculator above.

1:4

2:8

3:12

4:16

5:20

6:24

7:28

8:32

9:36

10:40

11:44

12:48

We have also created a pie chart for you to put 1:4 ratio in perspective. To do so, we divided a pie into 5 pieces and then colored 1 pieces green and 4 pieces blue. The pie will look exactly the same using any equivalent ratio of 1:4.

1 to 4 pie ratio

The green part of the pie covers 20% and the blue part covers 80%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:

(1 / 5)×100 = 20
(4 / 5)×100 = 80

In fractional terms, 1/4 of the pie above is colored in green. This means that the ratio of 1 to 4 or 1:4 can also be expressed as a fraction, where the 1 to the left of the colon is the numerator and the 4 to the right of the colon is the denominator:

1:4 = 1/4

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 1 to 4, the width is 1 and the height is 4. Below is a picture of what a rectangle with a ratio of 1:4 looks like.

1 to 4 pie rectangle

Since the simplest form of the fraction 1/4 is 1/4, the simplest form of the ratio 1:4 is also 1:4.

Ratio Calculator
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Ratio of 1 to 5
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