Home / 3,241.26-4,472.88-1,982.33

Finding the Fourth Proportional to 3,241.26, 4,472.88 and 1,982.33

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Solution

The fourth proportional to 3,241.26, 4,472.88 and 1,982.33 is: 2,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.26 : 4,472.88 = 1,982.33 : x
  2. Step 2: Convert to fraction form
    3,241.26/4,472.88 = 1,982.33/x
  3. Step 3: Cross multiply
    3,241.26x = 4,472.88 × 1,982.33
  4. Step 4: Simplify right side
    3,241.26x = 8,866,727.96
  5. Step 5: Solve for x
    x = 8,866,727.96/3,241.26
  6. Step 6: Final answer
    x = 2,735.58

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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.