Home / 3,964.32-5,469.44-2,285.15

Finding the Fourth Proportional to 3,964.32, 5,469.44 and 2,285.15

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Solution

The fourth proportional to 3,964.32, 5,469.44 and 2,285.15 is: 3,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.32 : 5,469.44 = 2,285.15 : x
  2. Step 2: Convert to fraction form
    3,964.32/5,469.44 = 2,285.15/x
  3. Step 3: Cross multiply
    3,964.32x = 5,469.44 × 2,285.15
  4. Step 4: Simplify right side
    3,964.32x = 12,498,452.04
  5. Step 5: Solve for x
    x = 12,498,452.04/3,964.32
  6. Step 6: Final answer
    x = 3,152.74

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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.