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Finding the Fourth Proportional to 4,377.52, 6,564.10 and 2,187.52

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Solution

The fourth proportional to 4,377.52, 6,564.10 and 2,187.52 is: 3,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.52 : 6,564.10 = 2,187.52 : x
  2. Step 2: Convert to fraction form
    4,377.52/6,564.10 = 2,187.52/x
  3. Step 3: Cross multiply
    4,377.52x = 6,564.10 × 2,187.52
  4. Step 4: Simplify right side
    4,377.52x = 14,359,100.03
  5. Step 5: Solve for x
    x = 14,359,100.03/4,377.52
  6. Step 6: Final answer
    x = 3,280.19

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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.