Home / 2,206.01-3,044.33-1,211.38

Finding the Fourth Proportional to 2,206.01, 3,044.33 and 1,211.38

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Solution

The fourth proportional to 2,206.01, 3,044.33 and 1,211.38 is: 1,671.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.01 : 3,044.33 = 1,211.38 : x
  2. Step 2: Convert to fraction form
    2,206.01/3,044.33 = 1,211.38/x
  3. Step 3: Cross multiply
    2,206.01x = 3,044.33 × 1,211.38
  4. Step 4: Simplify right side
    2,206.01x = 3,687,819.20
  5. Step 5: Solve for x
    x = 3,687,819.20/2,206.01
  6. Step 6: Final answer
    x = 1,671.71

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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.