Home / 3,234.29-4,453.09-2,938.68

Finding the Fourth Proportional to 3,234.29, 4,453.09 and 2,938.68

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Solution

The fourth proportional to 3,234.29, 4,453.09 and 2,938.68 is: 4,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.29 : 4,453.09 = 2,938.68 : x
  2. Step 2: Convert to fraction form
    3,234.29/4,453.09 = 2,938.68/x
  3. Step 3: Cross multiply
    3,234.29x = 4,453.09 × 2,938.68
  4. Step 4: Simplify right side
    3,234.29x = 13,086,169.56
  5. Step 5: Solve for x
    x = 13,086,169.56/3,234.29
  6. Step 6: Final answer
    x = 4,046.07

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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.