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Finding the Fourth Proportional to 8,835.26, 13,252.92 and 2,679.26

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Solution

The fourth proportional to 8,835.26, 13,252.92 and 2,679.26 is: 4,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.26 : 13,252.92 = 2,679.26 : x
  2. Step 2: Convert to fraction form
    8,835.26/13,252.92 = 2,679.26/x
  3. Step 3: Cross multiply
    8,835.26x = 13,252.92 × 2,679.26
  4. Step 4: Simplify right side
    8,835.26x = 35,508,018.44
  5. Step 5: Solve for x
    x = 35,508,018.44/8,835.26
  6. Step 6: Final answer
    x = 4,018.90

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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.