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Finding the Fourth Proportional to 8,757.96, 13,136.91 and 2,601.96

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Solution

The fourth proportional to 8,757.96, 13,136.91 and 2,601.96 is: 3,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.96 : 13,136.91 = 2,601.96 : x
  2. Step 2: Convert to fraction form
    8,757.96/13,136.91 = 2,601.96/x
  3. Step 3: Cross multiply
    8,757.96x = 13,136.91 × 2,601.96
  4. Step 4: Simplify right side
    8,757.96x = 34,181,714.34
  5. Step 5: Solve for x
    x = 34,181,714.34/8,757.96
  6. Step 6: Final answer
    x = 3,902.93

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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.