Home / 11,481.96-17,223.03-3,162.43

Finding the Fourth Proportional to 11,481.96, 17,223.03 and 3,162.43

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Solution

The fourth proportional to 11,481.96, 17,223.03 and 3,162.43 is: 4,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.96 : 17,223.03 = 3,162.43 : x
  2. Step 2: Convert to fraction form
    11,481.96/17,223.03 = 3,162.43/x
  3. Step 3: Cross multiply
    11,481.96x = 17,223.03 × 3,162.43
  4. Step 4: Simplify right side
    11,481.96x = 54,466,610.95
  5. Step 5: Solve for x
    x = 54,466,610.95/11,481.96
  6. Step 6: Final answer
    x = 4,743.67

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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.