Question

find the value of x so that given foyr no are in proportion 7,x,21 and 45​

Answer 1

Answer:

Step-by-step explanation:

x=7/21

=3

=3/45=15

Answer 2

7, x, 21 and 45 are in proportion

ie, 7:x = 21:45

7*45 = 21*x

x = 7*45/21 = 15