Home / 8,283.13-12,425.30-2,359.90

Finding the Fourth Proportional to 8,283.13, 12,425.30 and 2,359.90

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Solution

The fourth proportional to 8,283.13, 12,425.30 and 2,359.90 is: 3,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.13 : 12,425.30 = 2,359.90 : x
  2. Step 2: Convert to fraction form
    8,283.13/12,425.30 = 2,359.90/x
  3. Step 3: Cross multiply
    8,283.13x = 12,425.30 × 2,359.90
  4. Step 4: Simplify right side
    8,283.13x = 29,322,478.05
  5. Step 5: Solve for x
    x = 29,322,478.05/8,283.13
  6. Step 6: Final answer
    x = 3,540.02

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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.