Home / 3,259.85-4,496.92-2,079.68

Finding the Fourth Proportional to 3,259.85, 4,496.92 and 2,079.68

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Solution

The fourth proportional to 3,259.85, 4,496.92 and 2,079.68 is: 2,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.85 : 4,496.92 = 2,079.68 : x
  2. Step 2: Convert to fraction form
    3,259.85/4,496.92 = 2,079.68/x
  3. Step 3: Cross multiply
    3,259.85x = 4,496.92 × 2,079.68
  4. Step 4: Simplify right side
    3,259.85x = 9,352,126.90
  5. Step 5: Solve for x
    x = 9,352,126.90/3,259.85
  6. Step 6: Final answer
    x = 2,868.89

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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.