Mathematics is the queen of the sciences.C. F. Gauss

OONNONOO

Proportion solver

Find one missing value in a : b = c : d.

Calculator linkhttps://onon.pro/o/oonnonoo
6
Automatic

Enter known values

Fill in the fields below — the result will appear alongside.

Value a

Formulas

a=bcda=\frac{bc}{d}b=adcb=\frac{ad}{c}c=adbc=\frac{ad}{b}d=bcad=\frac{bc}{a}

How it works

Find one missing value in a : b = c : d.