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Finding the Fourth Proportional to 5,761.72, 8,651.22 and 5,658.04

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Solution

The fourth proportional to 5,761.72, 8,651.22 and 5,658.04 is: 8,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.72 : 8,651.22 = 5,658.04 : x
  2. Step 2: Convert to fraction form
    5,761.72/8,651.22 = 5,658.04/x
  3. Step 3: Cross multiply
    5,761.72x = 8,651.22 × 5,658.04
  4. Step 4: Simplify right side
    5,761.72x = 48,948,948.81
  5. Step 5: Solve for x
    x = 48,948,948.81/5,761.72
  6. Step 6: Final answer
    x = 8,495.54

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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.