Home / 3,379.20-5,067.36-1,734.08

Finding the Fourth Proportional to 3,379.20, 5,067.36 and 1,734.08

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Solution

The fourth proportional to 3,379.20, 5,067.36 and 1,734.08 is: 2,600.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.20 : 5,067.36 = 1,734.08 : x
  2. Step 2: Convert to fraction form
    3,379.20/5,067.36 = 1,734.08/x
  3. Step 3: Cross multiply
    3,379.20x = 5,067.36 × 1,734.08
  4. Step 4: Simplify right side
    3,379.20x = 8,787,207.63
  5. Step 5: Solve for x
    x = 8,787,207.63/3,379.20
  6. Step 6: Final answer
    x = 2,600.38

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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.