Home / 4,828.97-6,661.62-3,149.61

Finding the Fourth Proportional to 4,828.97, 6,661.62 and 3,149.61

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Solution

The fourth proportional to 4,828.97, 6,661.62 and 3,149.61 is: 4,344.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.97 : 6,661.62 = 3,149.61 : x
  2. Step 2: Convert to fraction form
    4,828.97/6,661.62 = 3,149.61/x
  3. Step 3: Cross multiply
    4,828.97x = 6,661.62 × 3,149.61
  4. Step 4: Simplify right side
    4,828.97x = 20,981,504.97
  5. Step 5: Solve for x
    x = 20,981,504.97/4,828.97
  6. Step 6: Final answer
    x = 4,344.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.