Home / 3,375.24-5,060.82-1,426.36

Finding the Fourth Proportional to 3,375.24, 5,060.82 and 1,426.36

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Solution

The fourth proportional to 3,375.24, 5,060.82 and 1,426.36 is: 2,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.24 : 5,060.82 = 1,426.36 : x
  2. Step 2: Convert to fraction form
    3,375.24/5,060.82 = 1,426.36/x
  3. Step 3: Cross multiply
    3,375.24x = 5,060.82 × 1,426.36
  4. Step 4: Simplify right side
    3,375.24x = 7,218,551.22
  5. Step 5: Solve for x
    x = 7,218,551.22/3,375.24
  6. Step 6: Final answer
    x = 2,138.68

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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.