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Finding the Fourth Proportional to 5,843.34, 8,761.14 and 2,721.69

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Solution

The fourth proportional to 5,843.34, 8,761.14 and 2,721.69 is: 4,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.34 : 8,761.14 = 2,721.69 : x
  2. Step 2: Convert to fraction form
    5,843.34/8,761.14 = 2,721.69/x
  3. Step 3: Cross multiply
    5,843.34x = 8,761.14 × 2,721.69
  4. Step 4: Simplify right side
    5,843.34x = 23,845,107.13
  5. Step 5: Solve for x
    x = 23,845,107.13/5,843.34
  6. Step 6: Final answer
    x = 4,080.73

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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.