Home / 3,236.72-4,849.96-1,936.56

Finding the Fourth Proportional to 3,236.72, 4,849.96 and 1,936.56

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Solution

The fourth proportional to 3,236.72, 4,849.96 and 1,936.56 is: 2,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.72 : 4,849.96 = 1,936.56 : x
  2. Step 2: Convert to fraction form
    3,236.72/4,849.96 = 1,936.56/x
  3. Step 3: Cross multiply
    3,236.72x = 4,849.96 × 1,936.56
  4. Step 4: Simplify right side
    3,236.72x = 9,392,238.54
  5. Step 5: Solve for x
    x = 9,392,238.54/3,236.72
  6. Step 6: Final answer
    x = 2,901.78

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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.