Question

Find the mean proportional between the given number 4and36​

Answer 1

Step-by-step explanation:

Mean proportional of any two numbers can be found by multiplying the two given numbers together, then finding the square root out of their product.

Let the Mean proportional be S

S=36×49

S=6

2

×7

2

Mean proportional =

6

2

×7

2

Mean proportional =6×7=42

Answer 2

Step-by-step explanation:

Let x= the mean proportion of 4 and 36

4/x = x/36

x(sq) = 144

x=12

The mean proportional of 4 and 36 is equal to 12