Question

Find the mean proportional between 7 and 63?

Answer 1

The mean proportional between 7 and 63 is 21.

Step-by-step explanation:

To find : The mean proportional between 7 and 63 ?

Solution :

Let the mean between 7 and 63 be 'x'.

So, the proportion is in form 7:x::x:6

Here, a=7, b=x , c=x and d=63

Substitute the value

Cross multiply

Therefore, the mean proportional between 7 and 63 is 21.

Answer 2

So, your answer in the image...!! ✅