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Finding the Fourth Proportional to 6,508.08, 8,981.10 and 3,523.91

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Solution

The fourth proportional to 6,508.08, 8,981.10 and 3,523.91 is: 4,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.08 : 8,981.10 = 3,523.91 : x
  2. Step 2: Convert to fraction form
    6,508.08/8,981.10 = 3,523.91/x
  3. Step 3: Cross multiply
    6,508.08x = 8,981.10 × 3,523.91
  4. Step 4: Simplify right side
    6,508.08x = 31,648,543.20
  5. Step 5: Solve for x
    x = 31,648,543.20/6,508.08
  6. Step 6: Final answer
    x = 4,862.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.