Home / 2,879.44-4,311.78-1,902.52

Finding the Fourth Proportional to 2,879.44, 4,311.78 and 1,902.52

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Solution

The fourth proportional to 2,879.44, 4,311.78 and 1,902.52 is: 2,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.44 : 4,311.78 = 1,902.52 : x
  2. Step 2: Convert to fraction form
    2,879.44/4,311.78 = 1,902.52/x
  3. Step 3: Cross multiply
    2,879.44x = 4,311.78 × 1,902.52
  4. Step 4: Simplify right side
    2,879.44x = 8,203,247.69
  5. Step 5: Solve for x
    x = 8,203,247.69/2,879.44
  6. Step 6: Final answer
    x = 2,848.90

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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.