Home / 11,579.11-15,979.25-6,273.97

Finding the Fourth Proportional to 11,579.11, 15,979.25 and 6,273.97

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Solution

The fourth proportional to 11,579.11, 15,979.25 and 6,273.97 is: 8,658.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.11 : 15,979.25 = 6,273.97 : x
  2. Step 2: Convert to fraction form
    11,579.11/15,979.25 = 6,273.97/x
  3. Step 3: Cross multiply
    11,579.11x = 15,979.25 × 6,273.97
  4. Step 4: Simplify right side
    11,579.11x = 100,253,263.80
  5. Step 5: Solve for x
    x = 100,253,263.80/11,579.11
  6. Step 6: Final answer
    x = 8,658.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.