Home / 3,976.91-5,960.20-1,634.26

Finding the Fourth Proportional to 3,976.91, 5,960.20 and 1,634.26

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Solution

The fourth proportional to 3,976.91, 5,960.20 and 1,634.26 is: 2,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.91 : 5,960.20 = 1,634.26 : x
  2. Step 2: Convert to fraction form
    3,976.91/5,960.20 = 1,634.26/x
  3. Step 3: Cross multiply
    3,976.91x = 5,960.20 × 1,634.26
  4. Step 4: Simplify right side
    3,976.91x = 9,740,516.45
  5. Step 5: Solve for x
    x = 9,740,516.45/3,976.91
  6. Step 6: Final answer
    x = 2,449.27

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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.