Finding the Fourth Proportional to 6.25, 9.33 and 6
Calculator
Solution
The fourth proportional to 6.25, 9.33 and 6 is: 8.96
Step by Step Solution
- Step 1: Write the proportion equation
6.25 : 9.33 = 6 : x - Step 2: Convert to fraction form
6.25/9.33 = 6/x - Step 3: Cross multiply
6.25x = 9.33 × 6 - Step 4: Simplify right side
6.25x = 55.98 - Step 5: Solve for x
x = 55.98/6.25 - Step 6: Final answer
x = 8.96
Related Problems
Find fourth proportional to 3.13, 4.67 and 3
Half scale
Find fourth proportional to 12.50, 18.66 and 12
Double scale
Find fourth proportional to 7.25, 10.82 and 7
Similar ratio
Find fourth proportional to 9.38, 14.00 and 9
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.