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Finding the Fourth Proportional to 8,691.48, 13,044 and 4,532.58

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Solution

The fourth proportional to 8,691.48, 13,044 and 4,532.58 is: 6,802.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691.48 : 13,044 = 4,532.58 : x
  2. Step 2: Convert to fraction form
    8,691.48/13,044 = 4,532.58/x
  3. Step 3: Cross multiply
    8,691.48x = 13,044 × 4,532.58
  4. Step 4: Simplify right side
    8,691.48x = 59,122,973.52
  5. Step 5: Solve for x
    x = 59,122,973.52/8,691.48
  6. Step 6: Final answer
    x = 6,802.41

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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.