Home / 3,966.51-5,473.70-2,198.10

Finding the Fourth Proportional to 3,966.51, 5,473.70 and 2,198.10

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Solution

The fourth proportional to 3,966.51, 5,473.70 and 2,198.10 is: 3,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.51 : 5,473.70 = 2,198.10 : x
  2. Step 2: Convert to fraction form
    3,966.51/5,473.70 = 2,198.10/x
  3. Step 3: Cross multiply
    3,966.51x = 5,473.70 × 2,198.10
  4. Step 4: Simplify right side
    3,966.51x = 12,031,739.97
  5. Step 5: Solve for x
    x = 12,031,739.97/3,966.51
  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.