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Finding the Fourth Proportional to 5,805.17, 8,693.17 and 4,160.87

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Solution

The fourth proportional to 5,805.17, 8,693.17 and 4,160.87 is: 6,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.17 : 8,693.17 = 4,160.87 : x
  2. Step 2: Convert to fraction form
    5,805.17/8,693.17 = 4,160.87/x
  3. Step 3: Cross multiply
    5,805.17x = 8,693.17 × 4,160.87
  4. Step 4: Simplify right side
    5,805.17x = 36,171,150.26
  5. Step 5: Solve for x
    x = 36,171,150.26/5,805.17
  6. Step 6: Final answer
    x = 6,230.85

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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.