Home / 3,227.67-4,451.36-2,480.31

Finding the Fourth Proportional to 3,227.67, 4,451.36 and 2,480.31

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Solution

The fourth proportional to 3,227.67, 4,451.36 and 2,480.31 is: 3,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.67 : 4,451.36 = 2,480.31 : x
  2. Step 2: Convert to fraction form
    3,227.67/4,451.36 = 2,480.31/x
  3. Step 3: Cross multiply
    3,227.67x = 4,451.36 × 2,480.31
  4. Step 4: Simplify right side
    3,227.67x = 11,040,740.32
  5. Step 5: Solve for x
    x = 11,040,740.32/3,227.67
  6. Step 6: Final answer
    x = 3,420.65

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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.