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Finding the Fourth Proportional to 8,836.71, 13,255.04 and 2,262.90

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Solution

The fourth proportional to 8,836.71, 13,255.04 and 2,262.90 is: 3,394.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.71 : 13,255.04 = 2,262.90 : x
  2. Step 2: Convert to fraction form
    8,836.71/13,255.04 = 2,262.90/x
  3. Step 3: Cross multiply
    8,836.71x = 13,255.04 × 2,262.90
  4. Step 4: Simplify right side
    8,836.71x = 29,994,830.02
  5. Step 5: Solve for x
    x = 29,994,830.02/8,836.71
  6. Step 6: Final answer
    x = 3,394.34

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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.