Home / 3,966.41-5,473.69-2,198.05

Finding the Fourth Proportional to 3,966.41, 5,473.69 and 2,198.05

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Solution

The fourth proportional to 3,966.41, 5,473.69 and 2,198.05 is: 3,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.41 : 5,473.69 = 2,198.05 : x
  2. Step 2: Convert to fraction form
    3,966.41/5,473.69 = 2,198.05/x
  3. Step 3: Cross multiply
    3,966.41x = 5,473.69 × 2,198.05
  4. Step 4: Simplify right side
    3,966.41x = 12,031,425.13
  5. Step 5: Solve for x
    x = 12,031,425.13/3,966.41
  6. Step 6: Final answer
    x = 3,033.33

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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.