Home / 11,691.57-17,535.61-3,794.76

Finding the Fourth Proportional to 11,691.57, 17,535.61 and 3,794.76

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Solution

The fourth proportional to 11,691.57, 17,535.61 and 3,794.76 is: 5,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.57 : 17,535.61 = 3,794.76 : x
  2. Step 2: Convert to fraction form
    11,691.57/17,535.61 = 3,794.76/x
  3. Step 3: Cross multiply
    11,691.57x = 17,535.61 × 3,794.76
  4. Step 4: Simplify right side
    11,691.57x = 66,543,334.24
  5. Step 5: Solve for x
    x = 66,543,334.24/11,691.57
  6. Step 6: Final answer
    x = 5,691.56

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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.