Ratio of 4 to 8 (4:8)

Ratio of 4 to 8

A ratio of 4 to 8 can be written as 4 to 8, 4:8, or 4/8. Furthermore, 4 and 8 can be the quantity or measurement of anything, such as students, fruit, weights, heights, speed and so on.

A ratio of 4 to 8 simply means that for every 4 of something, there are 8 of something else, with a total of 12.

In the box below, you can enter a number in either box and we will calculate the other number to keep the ratio of 4 to 8. In other words, we will calculate the corresponding equivalent ratio of 4:8 for you.

To calculate the left side of the ratio, our calculator multiplies the right side by 4 and then divides the product by 8. To calculate the right side of the ratio, our calculator multiplies the left side by 8 and then divides the product by 4. Answers are rounded to two decimals if necessary.

Below is a list of equivalent ratios of 4:8 that we created using our 4:8 ratio calculator above.

1:2

2:4

3:6

4:8

5:10

6:12

7:14

8:16

9:18

10:20

11:22

12:24

We have also created a pie chart for you to put 4:8 ratio in perspective. To do so, we divided a pie into 12 pieces and then colored 4 pieces green and 8 pieces blue. The pie will look exactly the same using any equivalent ratio of 4:8.

4 to 8 pie ratio

The green part of the pie covers 33.33% and the blue part covers 66.67%. To calculate the percentages, we divided each side of the ratio by its total and then multiplied by 100, like this:

(4 / 12)×100 ≈ 33.33
(8 / 12)×100 ≈ 66.67

In fractional terms, 4/8 of the pie above is colored in green. This means that the ratio of 4 to 8 or 4:8 can also be expressed as a fraction, where the 4 to the left of the colon is the numerator and the 8 to the right of the colon is the denominator:

4:8 = 4/8

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 4 to 8, the width is 4 and the height is 8. Below is a picture of what a rectangle with a ratio of 4:8 looks like.

4 to 8 pie rectangle

Since the simplest form of the fraction 4/8 is 1/2, the simplest form of the ratio 4:8 is also 1:2.

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