Home / 2,867.37-3,949.44-2,202.96

Finding the Fourth Proportional to 2,867.37, 3,949.44 and 2,202.96

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Solution

The fourth proportional to 2,867.37, 3,949.44 and 2,202.96 is: 3,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.37 : 3,949.44 = 2,202.96 : x
  2. Step 2: Convert to fraction form
    2,867.37/3,949.44 = 2,202.96/x
  3. Step 3: Cross multiply
    2,867.37x = 3,949.44 × 2,202.96
  4. Step 4: Simplify right side
    2,867.37x = 8,700,458.34
  5. Step 5: Solve for x
    x = 8,700,458.34/2,867.37
  6. Step 6: Final answer
    x = 3,034.30

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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.