Finding the Fourth Proportional to 6.17, 9.25 and 6
Calculator
Solution
The fourth proportional to 6.17, 9.25 and 6 is: 9.00
Step by Step Solution
- Step 1: Write the proportion equation
6.17 : 9.25 = 6 : x - Step 2: Convert to fraction form
6.17/9.25 = 6/x - Step 3: Cross multiply
6.17x = 9.25 × 6 - Step 4: Simplify right side
6.17x = 55.50 - Step 5: Solve for x
x = 55.50/6.17 - Step 6: Final answer
x = 9.00
Related Problems
Find fourth proportional to 3.09, 4.63 and 3
Half scale
Find fourth proportional to 12.34, 18.50 and 12
Double scale
Find fourth proportional to 7.17, 10.75 and 7
Similar ratio
Find fourth proportional to 9.26, 13.88 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.