Home / 2,799.38-4,199.11-950.54

Finding the Fourth Proportional to 2,799.38, 4,199.11 and 950.54

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Solution

The fourth proportional to 2,799.38, 4,199.11 and 950.54 is: 1,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.38 : 4,199.11 = 950.54 : x
  2. Step 2: Convert to fraction form
    2,799.38/4,199.11 = 950.54/x
  3. Step 3: Cross multiply
    2,799.38x = 4,199.11 × 950.54
  4. Step 4: Simplify right side
    2,799.38x = 3,991,398.65
  5. Step 5: Solve for x
    x = 3,991,398.65/2,799.38
  6. Step 6: Final answer
    x = 1,425.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.