Home / 11,791.68-16,273.56-6,757.50

Finding the Fourth Proportional to 11,791.68, 16,273.56 and 6,757.50

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Solution

The fourth proportional to 11,791.68, 16,273.56 and 6,757.50 is: 9,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.68 : 16,273.56 = 6,757.50 : x
  2. Step 2: Convert to fraction form
    11,791.68/16,273.56 = 6,757.50/x
  3. Step 3: Cross multiply
    11,791.68x = 16,273.56 × 6,757.50
  4. Step 4: Simplify right side
    11,791.68x = 109,968,581.70
  5. Step 5: Solve for x
    x = 109,968,581.70/11,791.68
  6. Step 6: Final answer
    x = 9,325.95

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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.