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Finding the Fourth Proportional to 5,791.14, 8,680.01 and 2,664.59

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Solution

The fourth proportional to 5,791.14, 8,680.01 and 2,664.59 is: 3,993.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.14 : 8,680.01 = 2,664.59 : x
  2. Step 2: Convert to fraction form
    5,791.14/8,680.01 = 2,664.59/x
  3. Step 3: Cross multiply
    5,791.14x = 8,680.01 × 2,664.59
  4. Step 4: Simplify right side
    5,791.14x = 23,128,611.12
  5. Step 5: Solve for x
    x = 23,128,611.12/5,791.14
  6. Step 6: Final answer
    x = 3,993.79

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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.