Home / 7,972.17-11,958.76-2,425.92

Finding the Fourth Proportional to 7,972.17, 11,958.76 and 2,425.92

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Solution

The fourth proportional to 7,972.17, 11,958.76 and 2,425.92 is: 3,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.17 : 11,958.76 = 2,425.92 : x
  2. Step 2: Convert to fraction form
    7,972.17/11,958.76 = 2,425.92/x
  3. Step 3: Cross multiply
    7,972.17x = 11,958.76 × 2,425.92
  4. Step 4: Simplify right side
    7,972.17x = 29,011,060.97
  5. Step 5: Solve for x
    x = 29,011,060.97/7,972.17
  6. Step 6: Final answer
    x = 3,639.04

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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.