Home / 4,919.92-7,377.96-2,182

Finding the Fourth Proportional to 4,919.92, 7,377.96 and 2,182

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Solution

The fourth proportional to 4,919.92, 7,377.96 and 2,182 is: 3,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.92 : 7,377.96 = 2,182 : x
  2. Step 2: Convert to fraction form
    4,919.92/7,377.96 = 2,182/x
  3. Step 3: Cross multiply
    4,919.92x = 7,377.96 × 2,182
  4. Step 4: Simplify right side
    4,919.92x = 16,098,708.72
  5. Step 5: Solve for x
    x = 16,098,708.72/4,919.92
  6. Step 6: Final answer
    x = 3,272.15

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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.