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Finding the Fourth Proportional to 3,363.52, 5,044 and 1,414.72

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Solution

The fourth proportional to 3,363.52, 5,044 and 1,414.72 is: 2,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.52 : 5,044 = 1,414.72 : x
  2. Step 2: Convert to fraction form
    3,363.52/5,044 = 1,414.72/x
  3. Step 3: Cross multiply
    3,363.52x = 5,044 × 1,414.72
  4. Step 4: Simplify right side
    3,363.52x = 7,135,847.68
  5. Step 5: Solve for x
    x = 7,135,847.68/3,363.52
  6. Step 6: Final answer
    x = 2,121.54

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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.