Home / 6,827.92-9,422.39-3,996.97

Finding the Fourth Proportional to 6,827.92, 9,422.39 and 3,996.97

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Solution

The fourth proportional to 6,827.92, 9,422.39 and 3,996.97 is: 5,515.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.92 : 9,422.39 = 3,996.97 : x
  2. Step 2: Convert to fraction form
    6,827.92/9,422.39 = 3,996.97/x
  3. Step 3: Cross multiply
    6,827.92x = 9,422.39 × 3,996.97
  4. Step 4: Simplify right side
    6,827.92x = 37,660,996.59
  5. Step 5: Solve for x
    x = 37,660,996.59/6,827.92
  6. Step 6: Final answer
    x = 5,515.74

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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.