Home / 3,239.70-4,469.49-2,353.56

Finding the Fourth Proportional to 3,239.70, 4,469.49 and 2,353.56

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Solution

The fourth proportional to 3,239.70, 4,469.49 and 2,353.56 is: 3,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.70 : 4,469.49 = 2,353.56 : x
  2. Step 2: Convert to fraction form
    3,239.70/4,469.49 = 2,353.56/x
  3. Step 3: Cross multiply
    3,239.70x = 4,469.49 × 2,353.56
  4. Step 4: Simplify right side
    3,239.70x = 10,519,212.88
  5. Step 5: Solve for x
    x = 10,519,212.88/3,239.70
  6. Step 6: Final answer
    x = 3,246.97

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1.5x scale

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.