Home / 5,792.60-8,687.85-1,631.61

Finding the Fourth Proportional to 5,792.60, 8,687.85 and 1,631.61

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Solution

The fourth proportional to 5,792.60, 8,687.85 and 1,631.61 is: 2,447.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.60 : 8,687.85 = 1,631.61 : x
  2. Step 2: Convert to fraction form
    5,792.60/8,687.85 = 1,631.61/x
  3. Step 3: Cross multiply
    5,792.60x = 8,687.85 × 1,631.61
  4. Step 4: Simplify right side
    5,792.60x = 14,175,174.78
  5. Step 5: Solve for x
    x = 14,175,174.78/5,792.60
  6. Step 6: Final answer
    x = 2,447.12

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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.