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Finding the Fourth Proportional to 3,898.46, 5,839.05 and 2,799.52

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Solution

The fourth proportional to 3,898.46, 5,839.05 and 2,799.52 is: 4,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.46 : 5,839.05 = 2,799.52 : x
  2. Step 2: Convert to fraction form
    3,898.46/5,839.05 = 2,799.52/x
  3. Step 3: Cross multiply
    3,898.46x = 5,839.05 × 2,799.52
  4. Step 4: Simplify right side
    3,898.46x = 16,346,537.26
  5. Step 5: Solve for x
    x = 16,346,537.26/3,898.46
  6. Step 6: Final answer
    x = 4,193.08

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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.