Question

if the third proportional to 7and x is 28 , fimd the value of x. hint. 7 : x : : x : 8.find x.​

Answer 1

Answer:

x=28

Step-by-step explanation:

7:x: : x:8

product of means=product of extremes

x×x=7×8

2x=7×8

x=7×8/2

x=7×4

=28