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Finding the Fourth Proportional to 3,584.43, 5,375.49 and 3,351.21

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Solution

The fourth proportional to 3,584.43, 5,375.49 and 3,351.21 is: 5,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.43 : 5,375.49 = 3,351.21 : x
  2. Step 2: Convert to fraction form
    3,584.43/5,375.49 = 3,351.21/x
  3. Step 3: Cross multiply
    3,584.43x = 5,375.49 × 3,351.21
  4. Step 4: Simplify right side
    3,584.43x = 18,014,395.84
  5. Step 5: Solve for x
    x = 18,014,395.84/3,584.43
  6. Step 6: Final answer
    x = 5,025.74

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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.