Home / 3,374.24-5,057.96-2,139.26

Finding the Fourth Proportional to 3,374.24, 5,057.96 and 2,139.26

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Solution

The fourth proportional to 3,374.24, 5,057.96 and 2,139.26 is: 3,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.24 : 5,057.96 = 2,139.26 : x
  2. Step 2: Convert to fraction form
    3,374.24/5,057.96 = 2,139.26/x
  3. Step 3: Cross multiply
    3,374.24x = 5,057.96 × 2,139.26
  4. Step 4: Simplify right side
    3,374.24x = 10,820,255.52
  5. Step 5: Solve for x
    x = 10,820,255.52/3,374.24
  6. Step 6: Final answer
    x = 3,206.73

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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.