Home / 2,236.44-3,349.78-1,079.76

Finding the Fourth Proportional to 2,236.44, 3,349.78 and 1,079.76

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Solution

The fourth proportional to 2,236.44, 3,349.78 and 1,079.76 is: 1,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.44 : 3,349.78 = 1,079.76 : x
  2. Step 2: Convert to fraction form
    2,236.44/3,349.78 = 1,079.76/x
  3. Step 3: Cross multiply
    2,236.44x = 3,349.78 × 1,079.76
  4. Step 4: Simplify right side
    2,236.44x = 3,616,958.45
  5. Step 5: Solve for x
    x = 3,616,958.45/2,236.44
  6. Step 6: Final answer
    x = 1,617.28

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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.