Home / 3,242.27-4,474.25-1,983.34

Finding the Fourth Proportional to 3,242.27, 4,474.25 and 1,983.34

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Solution

The fourth proportional to 3,242.27, 4,474.25 and 1,983.34 is: 2,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.27 : 4,474.25 = 1,983.34 : x
  2. Step 2: Convert to fraction form
    3,242.27/4,474.25 = 1,983.34/x
  3. Step 3: Cross multiply
    3,242.27x = 4,474.25 × 1,983.34
  4. Step 4: Simplify right side
    3,242.27x = 8,873,952.77
  5. Step 5: Solve for x
    x = 8,873,952.77/3,242.27
  6. Step 6: Final answer
    x = 2,736.96

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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.