Home / 11,747.44-17,623.76-3,956

Finding the Fourth Proportional to 11,747.44, 17,623.76 and 3,956

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Solution

The fourth proportional to 11,747.44, 17,623.76 and 3,956 is: 5,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.44 : 17,623.76 = 3,956 : x
  2. Step 2: Convert to fraction form
    11,747.44/17,623.76 = 3,956/x
  3. Step 3: Cross multiply
    11,747.44x = 17,623.76 × 3,956
  4. Step 4: Simplify right side
    11,747.44x = 69,719,594.56
  5. Step 5: Solve for x
    x = 69,719,594.56/11,747.44
  6. Step 6: Final answer
    x = 5,934.88

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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.