Home / 7,717.43-11,575.82-3,273.87

Finding the Fourth Proportional to 7,717.43, 11,575.82 and 3,273.87

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Solution

The fourth proportional to 7,717.43, 11,575.82 and 3,273.87 is: 4,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.43 : 11,575.82 = 3,273.87 : x
  2. Step 2: Convert to fraction form
    7,717.43/11,575.82 = 3,273.87/x
  3. Step 3: Cross multiply
    7,717.43x = 11,575.82 × 3,273.87
  4. Step 4: Simplify right side
    7,717.43x = 37,897,713.45
  5. Step 5: Solve for x
    x = 37,897,713.45/7,717.43
  6. Step 6: Final answer
    x = 4,910.67

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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.