Home / 11,644.70-17,469.62-3,324.54

Finding the Fourth Proportional to 11,644.70, 17,469.62 and 3,324.54

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Solution

The fourth proportional to 11,644.70, 17,469.62 and 3,324.54 is: 4,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.70 : 17,469.62 = 3,324.54 : x
  2. Step 2: Convert to fraction form
    11,644.70/17,469.62 = 3,324.54/x
  3. Step 3: Cross multiply
    11,644.70x = 17,469.62 × 3,324.54
  4. Step 4: Simplify right side
    11,644.70x = 58,078,450.47
  5. Step 5: Solve for x
    x = 58,078,450.47/11,644.70
  6. Step 6: Final answer
    x = 4,987.54

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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.