Home / 11,380.49-17,072.46-3,481.16

Finding the Fourth Proportional to 11,380.49, 17,072.46 and 3,481.16

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Solution

The fourth proportional to 11,380.49, 17,072.46 and 3,481.16 is: 5,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380.49 : 17,072.46 = 3,481.16 : x
  2. Step 2: Convert to fraction form
    11,380.49/17,072.46 = 3,481.16/x
  3. Step 3: Cross multiply
    11,380.49x = 17,072.46 × 3,481.16
  4. Step 4: Simplify right side
    11,380.49x = 59,431,879.49
  5. Step 5: Solve for x
    x = 59,431,879.49/11,380.49
  6. Step 6: Final answer
    x = 5,222.26

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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.