Home / 3,966.65-5,473.97-2,198.26

Finding the Fourth Proportional to 3,966.65, 5,473.97 and 2,198.26

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Solution

The fourth proportional to 3,966.65, 5,473.97 and 2,198.26 is: 3,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.65 : 5,473.97 = 2,198.26 : x
  2. Step 2: Convert to fraction form
    3,966.65/5,473.97 = 2,198.26/x
  3. Step 3: Cross multiply
    3,966.65x = 5,473.97 × 2,198.26
  4. Step 4: Simplify right side
    3,966.65x = 12,033,184.62
  5. Step 5: Solve for x
    x = 12,033,184.62/3,966.65
  6. Step 6: Final answer
    x = 3,033.59

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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.