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Finding the Fourth Proportional to 10,502.44, 15,734.14 and 4,565.96

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Solution

The fourth proportional to 10,502.44, 15,734.14 and 4,565.96 is: 6,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.44 : 15,734.14 = 4,565.96 : x
  2. Step 2: Convert to fraction form
    10,502.44/15,734.14 = 4,565.96/x
  3. Step 3: Cross multiply
    10,502.44x = 15,734.14 × 4,565.96
  4. Step 4: Simplify right side
    10,502.44x = 71,841,453.87
  5. Step 5: Solve for x
    x = 71,841,453.87/10,502.44
  6. Step 6: Final answer
    x = 6,840.45

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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.