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Finding the Fourth Proportional to 5,754.67, 8,626.02 and 3,905.94

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Solution

The fourth proportional to 5,754.67, 8,626.02 and 3,905.94 is: 5,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754.67 : 8,626.02 = 3,905.94 : x
  2. Step 2: Convert to fraction form
    5,754.67/8,626.02 = 3,905.94/x
  3. Step 3: Cross multiply
    5,754.67x = 8,626.02 × 3,905.94
  4. Step 4: Simplify right side
    5,754.67x = 33,692,716.56
  5. Step 5: Solve for x
    x = 33,692,716.56/5,754.67
  6. Step 6: Final answer
    x = 5,854.85

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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.