Home / 7,906.06-11,859.09-2,711.98

Finding the Fourth Proportional to 7,906.06, 11,859.09 and 2,711.98

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Solution

The fourth proportional to 7,906.06, 11,859.09 and 2,711.98 is: 4,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.06 : 11,859.09 = 2,711.98 : x
  2. Step 2: Convert to fraction form
    7,906.06/11,859.09 = 2,711.98/x
  3. Step 3: Cross multiply
    7,906.06x = 11,859.09 × 2,711.98
  4. Step 4: Simplify right side
    7,906.06x = 32,161,614.90
  5. Step 5: Solve for x
    x = 32,161,614.90/7,906.06
  6. Step 6: Final answer
    x = 4,067.97

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Double scale
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Similar ratio
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1.5x scale

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.