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Finding the Fourth Proportional to 6,508.04, 8,981.12 and 3,523.88

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Solution

The fourth proportional to 6,508.04, 8,981.12 and 3,523.88 is: 4,862.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.04 : 8,981.12 = 3,523.88 : x
  2. Step 2: Convert to fraction form
    6,508.04/8,981.12 = 3,523.88/x
  3. Step 3: Cross multiply
    6,508.04x = 8,981.12 × 3,523.88
  4. Step 4: Simplify right side
    6,508.04x = 31,648,389.15
  5. Step 5: Solve for x
    x = 31,648,389.15/6,508.04
  6. Step 6: Final answer
    x = 4,862.97

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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.