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Finding the Fourth Proportional to 5,795.78, 8,691.24 and 2,285.24

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Solution

The fourth proportional to 5,795.78, 8,691.24 and 2,285.24 is: 3,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.78 : 8,691.24 = 2,285.24 : x
  2. Step 2: Convert to fraction form
    5,795.78/8,691.24 = 2,285.24/x
  3. Step 3: Cross multiply
    5,795.78x = 8,691.24 × 2,285.24
  4. Step 4: Simplify right side
    5,795.78x = 19,861,569.30
  5. Step 5: Solve for x
    x = 19,861,569.30/5,795.78
  6. Step 6: Final answer
    x = 3,426.90

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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.