Home / 3,481.50-5,215.29-2,094.08

Finding the Fourth Proportional to 3,481.50, 5,215.29 and 2,094.08

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Solution

The fourth proportional to 3,481.50, 5,215.29 and 2,094.08 is: 3,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.50 : 5,215.29 = 2,094.08 : x
  2. Step 2: Convert to fraction form
    3,481.50/5,215.29 = 2,094.08/x
  3. Step 3: Cross multiply
    3,481.50x = 5,215.29 × 2,094.08
  4. Step 4: Simplify right side
    3,481.50x = 10,921,234.48
  5. Step 5: Solve for x
    x = 10,921,234.48/3,481.50
  6. Step 6: Final answer
    x = 3,136.93

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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.