Home / 3,879.03-5,353.89-2,552.85

Finding the Fourth Proportional to 3,879.03, 5,353.89 and 2,552.85

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Solution

The fourth proportional to 3,879.03, 5,353.89 and 2,552.85 is: 3,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879.03 : 5,353.89 = 2,552.85 : x
  2. Step 2: Convert to fraction form
    3,879.03/5,353.89 = 2,552.85/x
  3. Step 3: Cross multiply
    3,879.03x = 5,353.89 × 2,552.85
  4. Step 4: Simplify right side
    3,879.03x = 13,667,678.09
  5. Step 5: Solve for x
    x = 13,667,678.09/3,879.03
  6. Step 6: Final answer
    x = 3,523.48

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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.