Home / 11,453.45-17,179.92-5,605.97

Finding the Fourth Proportional to 11,453.45, 17,179.92 and 5,605.97

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Solution

The fourth proportional to 11,453.45, 17,179.92 and 5,605.97 is: 8,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.45 : 17,179.92 = 5,605.97 : x
  2. Step 2: Convert to fraction form
    11,453.45/17,179.92 = 5,605.97/x
  3. Step 3: Cross multiply
    11,453.45x = 17,179.92 × 5,605.97
  4. Step 4: Simplify right side
    11,453.45x = 96,310,030.22
  5. Step 5: Solve for x
    x = 96,310,030.22/11,453.45
  6. Step 6: Final answer
    x = 8,408.83

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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.