Home / 4,102.97-6,159.92-3,490.61

Finding the Fourth Proportional to 4,102.97, 6,159.92 and 3,490.61

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Solution

The fourth proportional to 4,102.97, 6,159.92 and 3,490.61 is: 5,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.97 : 6,159.92 = 3,490.61 : x
  2. Step 2: Convert to fraction form
    4,102.97/6,159.92 = 3,490.61/x
  3. Step 3: Cross multiply
    4,102.97x = 6,159.92 × 3,490.61
  4. Step 4: Simplify right side
    4,102.97x = 21,501,838.83
  5. Step 5: Solve for x
    x = 21,501,838.83/4,102.97
  6. Step 6: Final answer
    x = 5,240.56

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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.