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Finding the Fourth Proportional to 8,444.97, 12,666.24 and 4,936.59

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Solution

The fourth proportional to 8,444.97, 12,666.24 and 4,936.59 is: 7,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.97 : 12,666.24 = 4,936.59 : x
  2. Step 2: Convert to fraction form
    8,444.97/12,666.24 = 4,936.59/x
  3. Step 3: Cross multiply
    8,444.97x = 12,666.24 × 4,936.59
  4. Step 4: Simplify right side
    8,444.97x = 62,528,033.72
  5. Step 5: Solve for x
    x = 62,528,033.72/8,444.97
  6. Step 6: Final answer
    x = 7,404.17

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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.