To find ratio or missing value: Enter x in one of the input boxes or leave the box empty.
To compare fractions: Enter values in all input boxes.
Ratio calculator finds the missing value of ratio in given fractions. It also compares fractions if all fractions values are given.
In mathematics, a ratio indicates how many times one number contains another.
2/5 : 3/4
To find a missing value in ratio, you need to perform cross multiplication.
Evaluate 3/5 : 3/x
Step 1: Cross multiply both fractions to find the value of x.
3/5 = 3/x
3x = 3*5
3x = 15
x = 15/3
x = 5
In case you are dealing with a proportion, you can use proportion calculator.