Home / 3,247.05-4,480.25-2,067.69

Finding the Fourth Proportional to 3,247.05, 4,480.25 and 2,067.69

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Solution

The fourth proportional to 3,247.05, 4,480.25 and 2,067.69 is: 2,852.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.05 : 4,480.25 = 2,067.69 : x
  2. Step 2: Convert to fraction form
    3,247.05/4,480.25 = 2,067.69/x
  3. Step 3: Cross multiply
    3,247.05x = 4,480.25 × 2,067.69
  4. Step 4: Simplify right side
    3,247.05x = 9,263,768.12
  5. Step 5: Solve for x
    x = 9,263,768.12/3,247.05
  6. Step 6: Final answer
    x = 2,852.98

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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.