Finding the Fourth Proportional to 7.36, 11.02 and 6
Calculator
Solution
The fourth proportional to 7.36, 11.02 and 6 is: 8.98
Step by Step Solution
- Step 1: Write the proportion equation
7.36 : 11.02 = 6 : x - Step 2: Convert to fraction form
7.36/11.02 = 6/x - Step 3: Cross multiply
7.36x = 11.02 × 6 - Step 4: Simplify right side
7.36x = 66.12 - Step 5: Solve for x
x = 66.12/7.36 - Step 6: Final answer
x = 8.98
Related Problems
Find fourth proportional to 3.68, 5.51 and 3
Half scale
Find fourth proportional to 14.72, 22.04 and 12
Double scale
Find fourth proportional to 8.36, 12.52 and 7
Similar ratio
Find fourth proportional to 11.04, 16.53 and 9
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.