Home / 3,923.57-5,879.46-3,553.13

Finding the Fourth Proportional to 3,923.57, 5,879.46 and 3,553.13

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Solution

The fourth proportional to 3,923.57, 5,879.46 and 3,553.13 is: 5,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.57 : 5,879.46 = 3,553.13 : x
  2. Step 2: Convert to fraction form
    3,923.57/5,879.46 = 3,553.13/x
  3. Step 3: Cross multiply
    3,923.57x = 5,879.46 × 3,553.13
  4. Step 4: Simplify right side
    3,923.57x = 20,890,513.73
  5. Step 5: Solve for x
    x = 20,890,513.73/3,923.57
  6. Step 6: Final answer
    x = 5,324.36

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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.