Home / 11,936.33-17,903.11-3,171.93

Finding the Fourth Proportional to 11,936.33, 17,903.11 and 3,171.93

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Solution

The fourth proportional to 11,936.33, 17,903.11 and 3,171.93 is: 4,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.33 : 17,903.11 = 3,171.93 : x
  2. Step 2: Convert to fraction form
    11,936.33/17,903.11 = 3,171.93/x
  3. Step 3: Cross multiply
    11,936.33x = 17,903.11 × 3,171.93
  4. Step 4: Simplify right side
    11,936.33x = 56,787,306.33
  5. Step 5: Solve for x
    x = 56,787,306.33/11,936.33
  6. Step 6: Final answer
    x = 4,757.52

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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.