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Finding the Fourth Proportional to 5,167.01, 7,750.52 and 4,251.31

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Solution

The fourth proportional to 5,167.01, 7,750.52 and 4,251.31 is: 6,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.01 : 7,750.52 = 4,251.31 : x
  2. Step 2: Convert to fraction form
    5,167.01/7,750.52 = 4,251.31/x
  3. Step 3: Cross multiply
    5,167.01x = 7,750.52 × 4,251.31
  4. Step 4: Simplify right side
    5,167.01x = 32,949,863.18
  5. Step 5: Solve for x
    x = 32,949,863.18/5,167.01
  6. Step 6: Final answer
    x = 6,376.97

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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.