Home / 2,206.30-3,044.68-1,197.98

Finding the Fourth Proportional to 2,206.30, 3,044.68 and 1,197.98

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Solution

The fourth proportional to 2,206.30, 3,044.68 and 1,197.98 is: 1,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.30 : 3,044.68 = 1,197.98 : x
  2. Step 2: Convert to fraction form
    2,206.30/3,044.68 = 1,197.98/x
  3. Step 3: Cross multiply
    2,206.30x = 3,044.68 × 1,197.98
  4. Step 4: Simplify right side
    2,206.30x = 3,647,465.75
  5. Step 5: Solve for x
    x = 3,647,465.75/2,206.30
  6. Step 6: Final answer
    x = 1,653.20

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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.