Home / 7,956.31-11,934.50-2,691.36

Finding the Fourth Proportional to 7,956.31, 11,934.50 and 2,691.36

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Solution

The fourth proportional to 7,956.31, 11,934.50 and 2,691.36 is: 4,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.31 : 11,934.50 = 2,691.36 : x
  2. Step 2: Convert to fraction form
    7,956.31/11,934.50 = 2,691.36/x
  3. Step 3: Cross multiply
    7,956.31x = 11,934.50 × 2,691.36
  4. Step 4: Simplify right side
    7,956.31x = 32,120,022.46
  5. Step 5: Solve for x
    x = 32,120,022.46/7,956.31
  6. Step 6: Final answer
    x = 4,037.05

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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.