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Finding the Fourth Proportional to 3,792.48, 5,689.08 and 1,601.88

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Solution

The fourth proportional to 3,792.48, 5,689.08 and 1,601.88 is: 2,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.48 : 5,689.08 = 1,601.88 : x
  2. Step 2: Convert to fraction form
    3,792.48/5,689.08 = 1,601.88/x
  3. Step 3: Cross multiply
    3,792.48x = 5,689.08 × 1,601.88
  4. Step 4: Simplify right side
    3,792.48x = 9,113,223.47
  5. Step 5: Solve for x
    x = 9,113,223.47/3,792.48
  6. Step 6: Final answer
    x = 2,402.97

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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.