Home / 10,674.42-16,013.97-3,279.44

Finding the Fourth Proportional to 10,674.42, 16,013.97 and 3,279.44

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Solution

The fourth proportional to 10,674.42, 16,013.97 and 3,279.44 is: 4,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,674.42 : 16,013.97 = 3,279.44 : x
  2. Step 2: Convert to fraction form
    10,674.42/16,013.97 = 3,279.44/x
  3. Step 3: Cross multiply
    10,674.42x = 16,013.97 × 3,279.44
  4. Step 4: Simplify right side
    10,674.42x = 52,516,773.71
  5. Step 5: Solve for x
    x = 52,516,773.71/10,674.42
  6. Step 6: Final answer
    x = 4,919.87

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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.