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Finding the Fourth Proportional to 5,672.65, 8,500.31 and 2,383.94

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Solution

The fourth proportional to 5,672.65, 8,500.31 and 2,383.94 is: 3,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.65 : 8,500.31 = 2,383.94 : x
  2. Step 2: Convert to fraction form
    5,672.65/8,500.31 = 2,383.94/x
  3. Step 3: Cross multiply
    5,672.65x = 8,500.31 × 2,383.94
  4. Step 4: Simplify right side
    5,672.65x = 20,264,217.10
  5. Step 5: Solve for x
    x = 20,264,217.10/5,672.65
  6. Step 6: Final answer
    x = 3,572.27

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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.