Home / 11,944.33-17,916.46-3,179.25

Finding the Fourth Proportional to 11,944.33, 17,916.46 and 3,179.25

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Solution

The fourth proportional to 11,944.33, 17,916.46 and 3,179.25 is: 4,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.33 : 17,916.46 = 3,179.25 : x
  2. Step 2: Convert to fraction form
    11,944.33/17,916.46 = 3,179.25/x
  3. Step 3: Cross multiply
    11,944.33x = 17,916.46 × 3,179.25
  4. Step 4: Simplify right side
    11,944.33x = 56,960,897.51
  5. Step 5: Solve for x
    x = 56,960,897.51/11,944.33
  6. Step 6: Final answer
    x = 4,768.87

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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.