Home / 6,979.98-9,632.02-3,836.28

Finding the Fourth Proportional to 6,979.98, 9,632.02 and 3,836.28

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Solution

The fourth proportional to 6,979.98, 9,632.02 and 3,836.28 is: 5,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.98 : 9,632.02 = 3,836.28 : x
  2. Step 2: Convert to fraction form
    6,979.98/9,632.02 = 3,836.28/x
  3. Step 3: Cross multiply
    6,979.98x = 9,632.02 × 3,836.28
  4. Step 4: Simplify right side
    6,979.98x = 36,951,125.69
  5. Step 5: Solve for x
    x = 36,951,125.69/6,979.98
  6. Step 6: Final answer
    x = 5,293.87

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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.