Home / 8,450.52-12,671.22-3,831

Finding the Fourth Proportional to 8,450.52, 12,671.22 and 3,831

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Solution

The fourth proportional to 8,450.52, 12,671.22 and 3,831 is: 5,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.52 : 12,671.22 = 3,831 : x
  2. Step 2: Convert to fraction form
    8,450.52/12,671.22 = 3,831/x
  3. Step 3: Cross multiply
    8,450.52x = 12,671.22 × 3,831
  4. Step 4: Simplify right side
    8,450.52x = 48,543,443.82
  5. Step 5: Solve for x
    x = 48,543,443.82/8,450.52
  6. Step 6: Final answer
    x = 5,744.43

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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.