Question

Find missing proportion 3:5::x:6

Answer 1

=>3:5::x:25

=>5×x=25×3

=>5x=75

=>x=75/5=15

x=15

Now check

3:5::15:25

15:25 which means 3:5

=>3:5::3:5(verified)

Extra information=>

Above question is based on ratio and proportion

Ratio => Ratio is always done between any two quantity /values which are of same kind which are in fraction.

3:5::x:25=>3:5::3:5 is a Proportion

proportion=>Proportion is nothing but it shows that the given two ratios of any two quantity (in fraction) is equal.In simple words it shows that two ratios are equal.

Answer 2

the answer is

3:5:4:6

Hope it helps you