Home / 10,387.74-15,584.49-5,997.18

Finding the Fourth Proportional to 10,387.74, 15,584.49 and 5,997.18

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Solution

The fourth proportional to 10,387.74, 15,584.49 and 5,997.18 is: 8,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387.74 : 15,584.49 = 5,997.18 : x
  2. Step 2: Convert to fraction form
    10,387.74/15,584.49 = 5,997.18/x
  3. Step 3: Cross multiply
    10,387.74x = 15,584.49 × 5,997.18
  4. Step 4: Simplify right side
    10,387.74x = 93,462,991.74
  5. Step 5: Solve for x
    x = 93,462,991.74/10,387.74
  6. Step 6: Final answer
    x = 8,997.43

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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.