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Finding the Fourth Proportional to 8,644.44, 12,966.74 and 2,801.04

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Solution

The fourth proportional to 8,644.44, 12,966.74 and 2,801.04 is: 4,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644.44 : 12,966.74 = 2,801.04 : x
  2. Step 2: Convert to fraction form
    8,644.44/12,966.74 = 2,801.04/x
  3. Step 3: Cross multiply
    8,644.44x = 12,966.74 × 2,801.04
  4. Step 4: Simplify right side
    8,644.44x = 36,320,357.41
  5. Step 5: Solve for x
    x = 36,320,357.41/8,644.44
  6. Step 6: Final answer
    x = 4,201.59

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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.