Home / 5,945.20-8,917.92-2,249.18

Finding the Fourth Proportional to 5,945.20, 8,917.92 and 2,249.18

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Solution

The fourth proportional to 5,945.20, 8,917.92 and 2,249.18 is: 3,373.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.20 : 8,917.92 = 2,249.18 : x
  2. Step 2: Convert to fraction form
    5,945.20/8,917.92 = 2,249.18/x
  3. Step 3: Cross multiply
    5,945.20x = 8,917.92 × 2,249.18
  4. Step 4: Simplify right side
    5,945.20x = 20,058,007.31
  5. Step 5: Solve for x
    x = 20,058,007.31/5,945.20
  6. Step 6: Final answer
    x = 3,373.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.