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Finding the Fourth Proportional to 3,892.76, 5,842.25 and 2,044.97

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Solution

The fourth proportional to 3,892.76, 5,842.25 and 2,044.97 is: 3,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892.76 : 5,842.25 = 2,044.97 : x
  2. Step 2: Convert to fraction form
    3,892.76/5,842.25 = 2,044.97/x
  3. Step 3: Cross multiply
    3,892.76x = 5,842.25 × 2,044.97
  4. Step 4: Simplify right side
    3,892.76x = 11,947,186.55
  5. Step 5: Solve for x
    x = 11,947,186.55/3,892.76
  6. Step 6: Final answer
    x = 3,069.08

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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.