Question

The first three terms of a proportion are 3,5 and 21 respectively, Find its fourth term.​

Answer 1

Step-by-step explanation:

$\huge\underline\yellow{\sf Answer :-}$

Refer to the attached pic

Answer 2

Step-by-step explanation:

first three terms of a proportion are 3,5 and 21 respectively

let the forth term be X

so,

3:5::21: X

=>3x=5*21

=>X=5*21/3

=>X=5*7

=>X=35

hence:-

the forth term is 35

I hope it will be helpful