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Finding the Fourth Proportional to 3,371.53, 5,058.50 and 1,728.85

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Solution

The fourth proportional to 3,371.53, 5,058.50 and 1,728.85 is: 2,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.53 : 5,058.50 = 1,728.85 : x
  2. Step 2: Convert to fraction form
    3,371.53/5,058.50 = 1,728.85/x
  3. Step 3: Cross multiply
    3,371.53x = 5,058.50 × 1,728.85
  4. Step 4: Simplify right side
    3,371.53x = 8,745,387.73
  5. Step 5: Solve for x
    x = 8,745,387.73/3,371.53
  6. Step 6: Final answer
    x = 2,593.89

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1.5x scale

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.