Home / 3,171.12-4,759.11-2,351.94

Finding the Fourth Proportional to 3,171.12, 4,759.11 and 2,351.94

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Solution

The fourth proportional to 3,171.12, 4,759.11 and 2,351.94 is: 3,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.12 : 4,759.11 = 2,351.94 : x
  2. Step 2: Convert to fraction form
    3,171.12/4,759.11 = 2,351.94/x
  3. Step 3: Cross multiply
    3,171.12x = 4,759.11 × 2,351.94
  4. Step 4: Simplify right side
    3,171.12x = 11,193,141.17
  5. Step 5: Solve for x
    x = 11,193,141.17/3,171.12
  6. Step 6: Final answer
    x = 3,529.71

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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.