Home / 3,382.20-5,073.75-1,042.37

Finding the Fourth Proportional to 3,382.20, 5,073.75 and 1,042.37

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Solution

The fourth proportional to 3,382.20, 5,073.75 and 1,042.37 is: 1,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.20 : 5,073.75 = 1,042.37 : x
  2. Step 2: Convert to fraction form
    3,382.20/5,073.75 = 1,042.37/x
  3. Step 3: Cross multiply
    3,382.20x = 5,073.75 × 1,042.37
  4. Step 4: Simplify right side
    3,382.20x = 5,288,724.79
  5. Step 5: Solve for x
    x = 5,288,724.79/3,382.20
  6. Step 6: Final answer
    x = 1,563.69

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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.