Home / 7,954.76-11,934.30-2,761.04

Finding the Fourth Proportional to 7,954.76, 11,934.30 and 2,761.04

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Solution

The fourth proportional to 7,954.76, 11,934.30 and 2,761.04 is: 4,142.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.76 : 11,934.30 = 2,761.04 : x
  2. Step 2: Convert to fraction form
    7,954.76/11,934.30 = 2,761.04/x
  3. Step 3: Cross multiply
    7,954.76x = 11,934.30 × 2,761.04
  4. Step 4: Simplify right side
    7,954.76x = 32,951,079.67
  5. Step 5: Solve for x
    x = 32,951,079.67/7,954.76
  6. Step 6: Final answer
    x = 4,142.31

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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.