Home / 3,327.12-4,989.87-2,092.68

Finding the Fourth Proportional to 3,327.12, 4,989.87 and 2,092.68

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Solution

The fourth proportional to 3,327.12, 4,989.87 and 2,092.68 is: 3,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.12 : 4,989.87 = 2,092.68 : x
  2. Step 2: Convert to fraction form
    3,327.12/4,989.87 = 2,092.68/x
  3. Step 3: Cross multiply
    3,327.12x = 4,989.87 × 2,092.68
  4. Step 4: Simplify right side
    3,327.12x = 10,442,201.15
  5. Step 5: Solve for x
    x = 10,442,201.15/3,327.12
  6. Step 6: Final answer
    x = 3,138.51

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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.