Home / 10,982.25-16,475.47-4,408.97

Finding the Fourth Proportional to 10,982.25, 16,475.47 and 4,408.97

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Solution

The fourth proportional to 10,982.25, 16,475.47 and 4,408.97 is: 6,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.25 : 16,475.47 = 4,408.97 : x
  2. Step 2: Convert to fraction form
    10,982.25/16,475.47 = 4,408.97/x
  3. Step 3: Cross multiply
    10,982.25x = 16,475.47 × 4,408.97
  4. Step 4: Simplify right side
    10,982.25x = 72,639,759.57
  5. Step 5: Solve for x
    x = 72,639,759.57/10,982.25
  6. Step 6: Final answer
    x = 6,614.29

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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.