Home / 11,491.56-17,234.16-3,169.62

Finding the Fourth Proportional to 11,491.56, 17,234.16 and 3,169.62

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Solution

The fourth proportional to 11,491.56, 17,234.16 and 3,169.62 is: 4,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.56 : 17,234.16 = 3,169.62 : x
  2. Step 2: Convert to fraction form
    11,491.56/17,234.16 = 3,169.62/x
  3. Step 3: Cross multiply
    11,491.56x = 17,234.16 × 3,169.62
  4. Step 4: Simplify right side
    11,491.56x = 54,625,738.22
  5. Step 5: Solve for x
    x = 54,625,738.22/11,491.56
  6. Step 6: Final answer
    x = 4,753.55

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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.