Home / 3,480.05-5,213.11-2,092.62

Finding the Fourth Proportional to 3,480.05, 5,213.11 and 2,092.62

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Solution

The fourth proportional to 3,480.05, 5,213.11 and 2,092.62 is: 3,134.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.05 : 5,213.11 = 2,092.62 : x
  2. Step 2: Convert to fraction form
    3,480.05/5,213.11 = 2,092.62/x
  3. Step 3: Cross multiply
    3,480.05x = 5,213.11 × 2,092.62
  4. Step 4: Simplify right side
    3,480.05x = 10,909,063.48
  5. Step 5: Solve for x
    x = 10,909,063.48/3,480.05
  6. Step 6: Final answer
    x = 3,134.74

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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.