Home / 3,391.11-5,086.73-2,228.52

Finding the Fourth Proportional to 3,391.11, 5,086.73 and 2,228.52

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Solution

The fourth proportional to 3,391.11, 5,086.73 and 2,228.52 is: 3,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.11 : 5,086.73 = 2,228.52 : x
  2. Step 2: Convert to fraction form
    3,391.11/5,086.73 = 2,228.52/x
  3. Step 3: Cross multiply
    3,391.11x = 5,086.73 × 2,228.52
  4. Step 4: Simplify right side
    3,391.11x = 11,335,904.19
  5. Step 5: Solve for x
    x = 11,335,904.19/3,391.11
  6. Step 6: Final answer
    x = 3,342.83

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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.