Home / 8,275.92-12,414.26-2,729.75

Finding the Fourth Proportional to 8,275.92, 12,414.26 and 2,729.75

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Solution

The fourth proportional to 8,275.92, 12,414.26 and 2,729.75 is: 4,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.92 : 12,414.26 = 2,729.75 : x
  2. Step 2: Convert to fraction form
    8,275.92/12,414.26 = 2,729.75/x
  3. Step 3: Cross multiply
    8,275.92x = 12,414.26 × 2,729.75
  4. Step 4: Simplify right side
    8,275.92x = 33,887,788.37
  5. Step 5: Solve for x
    x = 33,887,788.37/8,275.92
  6. Step 6: Final answer
    x = 4,094.75

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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.