Home / 3,282.38-4,537.78-3,144.68

Finding the Fourth Proportional to 3,282.38, 4,537.78 and 3,144.68

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Solution

The fourth proportional to 3,282.38, 4,537.78 and 3,144.68 is: 4,347.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.38 : 4,537.78 = 3,144.68 : x
  2. Step 2: Convert to fraction form
    3,282.38/4,537.78 = 3,144.68/x
  3. Step 3: Cross multiply
    3,282.38x = 4,537.78 × 3,144.68
  4. Step 4: Simplify right side
    3,282.38x = 14,269,835.46
  5. Step 5: Solve for x
    x = 14,269,835.46/3,282.38
  6. Step 6: Final answer
    x = 4,347.41

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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.