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Finding the Fourth Proportional to 8,898.10, 13,347 and 2,658.14

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Solution

The fourth proportional to 8,898.10, 13,347 and 2,658.14 is: 3,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.10 : 13,347 = 2,658.14 : x
  2. Step 2: Convert to fraction form
    8,898.10/13,347 = 2,658.14/x
  3. Step 3: Cross multiply
    8,898.10x = 13,347 × 2,658.14
  4. Step 4: Simplify right side
    8,898.10x = 35,478,194.58
  5. Step 5: Solve for x
    x = 35,478,194.58/8,898.10
  6. Step 6: Final answer
    x = 3,987.17

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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.