Home / 2,206.28-3,044.72-1,198.03

Finding the Fourth Proportional to 2,206.28, 3,044.72 and 1,198.03

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Solution

The fourth proportional to 2,206.28, 3,044.72 and 1,198.03 is: 1,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.28 : 3,044.72 = 1,198.03 : x
  2. Step 2: Convert to fraction form
    2,206.28/3,044.72 = 1,198.03/x
  3. Step 3: Cross multiply
    2,206.28x = 3,044.72 × 1,198.03
  4. Step 4: Simplify right side
    2,206.28x = 3,647,668.90
  5. Step 5: Solve for x
    x = 3,647,668.90/2,206.28
  6. Step 6: Final answer
    x = 1,653.31

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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.