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Finding the Fourth Proportional to 8,934.82, 13,392.76 and 3,006.06

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Solution

The fourth proportional to 8,934.82, 13,392.76 and 3,006.06 is: 4,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.82 : 13,392.76 = 3,006.06 : x
  2. Step 2: Convert to fraction form
    8,934.82/13,392.76 = 3,006.06/x
  3. Step 3: Cross multiply
    8,934.82x = 13,392.76 × 3,006.06
  4. Step 4: Simplify right side
    8,934.82x = 40,259,440.13
  5. Step 5: Solve for x
    x = 40,259,440.13/8,934.82
  6. Step 6: Final answer
    x = 4,505.90

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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.