Home / 3,551.62-5,327.23-1,086.44

Finding the Fourth Proportional to 3,551.62, 5,327.23 and 1,086.44

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Solution

The fourth proportional to 3,551.62, 5,327.23 and 1,086.44 is: 1,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.62 : 5,327.23 = 1,086.44 : x
  2. Step 2: Convert to fraction form
    3,551.62/5,327.23 = 1,086.44/x
  3. Step 3: Cross multiply
    3,551.62x = 5,327.23 × 1,086.44
  4. Step 4: Simplify right side
    3,551.62x = 5,787,689.97
  5. Step 5: Solve for x
    x = 5,787,689.97/3,551.62
  6. Step 6: Final answer
    x = 1,629.59

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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.