Home / 8,250.24-12,372.92-2,405.02

Finding the Fourth Proportional to 8,250.24, 12,372.92 and 2,405.02

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Solution

The fourth proportional to 8,250.24, 12,372.92 and 2,405.02 is: 3,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.24 : 12,372.92 = 2,405.02 : x
  2. Step 2: Convert to fraction form
    8,250.24/12,372.92 = 2,405.02/x
  3. Step 3: Cross multiply
    8,250.24x = 12,372.92 × 2,405.02
  4. Step 4: Simplify right side
    8,250.24x = 29,757,120.06
  5. Step 5: Solve for x
    x = 29,757,120.06/8,250.24
  6. Step 6: Final answer
    x = 3,606.82

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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.