Finding the Fourth Proportional to 7,737.08, 11,603.43 and 2,400.75
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Solution
The fourth proportional to 7,737.08, 11,603.43 and 2,400.75 is: 3,600.45
Step by Step Solution
- Step 1: Write the proportion equation
7,737.08 : 11,603.43 = 2,400.75 : x - Step 2: Convert to fraction form
7,737.08/11,603.43 = 2,400.75/x - Step 3: Cross multiply
7,737.08x = 11,603.43 × 2,400.75 - Step 4: Simplify right side
7,737.08x = 27,856,934.57 - Step 5: Solve for x
x = 27,856,934.57/7,737.08 - Step 6: Final answer
x = 3,600.45
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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.