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Finding the Fourth Proportional to 6,755.92, 9,302.28 and 5,163.92

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Solution

The fourth proportional to 6,755.92, 9,302.28 and 5,163.92 is: 7,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.92 : 9,302.28 = 5,163.92 : x
  2. Step 2: Convert to fraction form
    6,755.92/9,302.28 = 5,163.92/x
  3. Step 3: Cross multiply
    6,755.92x = 9,302.28 × 5,163.92
  4. Step 4: Simplify right side
    6,755.92x = 48,036,229.74
  5. Step 5: Solve for x
    x = 48,036,229.74/6,755.92
  6. Step 6: Final answer
    x = 7,110.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.