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Finding the Fourth Proportional to 10,624.03, 15,929.20 and 4,046.64

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Solution

The fourth proportional to 10,624.03, 15,929.20 and 4,046.64 is: 6,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.03 : 15,929.20 = 4,046.64 : x
  2. Step 2: Convert to fraction form
    10,624.03/15,929.20 = 4,046.64/x
  3. Step 3: Cross multiply
    10,624.03x = 15,929.20 × 4,046.64
  4. Step 4: Simplify right side
    10,624.03x = 64,459,737.89
  5. Step 5: Solve for x
    x = 64,459,737.89/10,624.03
  6. Step 6: Final answer
    x = 6,067.35

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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.