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Finding the Fourth Proportional to 7,954.92, 11,932.50 and 2,760.96

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Solution

The fourth proportional to 7,954.92, 11,932.50 and 2,760.96 is: 4,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.92 : 11,932.50 = 2,760.96 : x
  2. Step 2: Convert to fraction form
    7,954.92/11,932.50 = 2,760.96/x
  3. Step 3: Cross multiply
    7,954.92x = 11,932.50 × 2,760.96
  4. Step 4: Simplify right side
    7,954.92x = 32,945,155.20
  5. Step 5: Solve for x
    x = 32,945,155.20/7,954.92
  6. Step 6: Final answer
    x = 4,141.48

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1.5x scale

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.