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Finding the Fourth Proportional to 4,394.31, 6,592.98 and 2,748.89

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Solution

The fourth proportional to 4,394.31, 6,592.98 and 2,748.89 is: 4,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.31 : 6,592.98 = 2,748.89 : x
  2. Step 2: Convert to fraction form
    4,394.31/6,592.98 = 2,748.89/x
  3. Step 3: Cross multiply
    4,394.31x = 6,592.98 × 2,748.89
  4. Step 4: Simplify right side
    4,394.31x = 18,123,376.79
  5. Step 5: Solve for x
    x = 18,123,376.79/4,394.31
  6. Step 6: Final answer
    x = 4,124.28

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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.