Home / 3,269.38-4,513.12-2,208.59

Finding the Fourth Proportional to 3,269.38, 4,513.12 and 2,208.59

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Solution

The fourth proportional to 3,269.38, 4,513.12 and 2,208.59 is: 3,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.38 : 4,513.12 = 2,208.59 : x
  2. Step 2: Convert to fraction form
    3,269.38/4,513.12 = 2,208.59/x
  3. Step 3: Cross multiply
    3,269.38x = 4,513.12 × 2,208.59
  4. Step 4: Simplify right side
    3,269.38x = 9,967,603.61
  5. Step 5: Solve for x
    x = 9,967,603.61/3,269.38
  6. Step 6: Final answer
    x = 3,048.78

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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.