Home / 3,976.43-5,960.99-1,377.54

Finding the Fourth Proportional to 3,976.43, 5,960.99 and 1,377.54

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Solution

The fourth proportional to 3,976.43, 5,960.99 and 1,377.54 is: 2,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.43 : 5,960.99 = 1,377.54 : x
  2. Step 2: Convert to fraction form
    3,976.43/5,960.99 = 1,377.54/x
  3. Step 3: Cross multiply
    3,976.43x = 5,960.99 × 1,377.54
  4. Step 4: Simplify right side
    3,976.43x = 8,211,495.28
  5. Step 5: Solve for x
    x = 8,211,495.28/3,976.43
  6. Step 6: Final answer
    x = 2,065.04

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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.