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Finding the Fourth Proportional to 4,363.56, 6,545.10 and 1,076.64

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Solution

The fourth proportional to 4,363.56, 6,545.10 and 1,076.64 is: 1,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.56 : 6,545.10 = 1,076.64 : x
  2. Step 2: Convert to fraction form
    4,363.56/6,545.10 = 1,076.64/x
  3. Step 3: Cross multiply
    4,363.56x = 6,545.10 × 1,076.64
  4. Step 4: Simplify right side
    4,363.56x = 7,046,716.46
  5. Step 5: Solve for x
    x = 7,046,716.46/4,363.56
  6. Step 6: Final answer
    x = 1,614.90

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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.