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Finding the Fourth Proportional to 5,791.77, 8,687.74 and 2,504.89

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Solution

The fourth proportional to 5,791.77, 8,687.74 and 2,504.89 is: 3,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.77 : 8,687.74 = 2,504.89 : x
  2. Step 2: Convert to fraction form
    5,791.77/8,687.74 = 2,504.89/x
  3. Step 3: Cross multiply
    5,791.77x = 8,687.74 × 2,504.89
  4. Step 4: Simplify right side
    5,791.77x = 21,761,820.52
  5. Step 5: Solve for x
    x = 21,761,820.52/5,791.77
  6. Step 6: Final answer
    x = 3,757.37

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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.