Home / 3,212.38-4,823.43-2,849.50

Finding the Fourth Proportional to 3,212.38, 4,823.43 and 2,849.50

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Solution

The fourth proportional to 3,212.38, 4,823.43 and 2,849.50 is: 4,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.38 : 4,823.43 = 2,849.50 : x
  2. Step 2: Convert to fraction form
    3,212.38/4,823.43 = 2,849.50/x
  3. Step 3: Cross multiply
    3,212.38x = 4,823.43 × 2,849.50
  4. Step 4: Simplify right side
    3,212.38x = 13,744,363.79
  5. Step 5: Solve for x
    x = 13,744,363.79/3,212.38
  6. Step 6: Final answer
    x = 4,278.56

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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.