Home / 4,078.35-5,615.73-3,517.83

Finding the Fourth Proportional to 4,078.35, 5,615.73 and 3,517.83

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Solution

The fourth proportional to 4,078.35, 5,615.73 and 3,517.83 is: 4,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.35 : 5,615.73 = 3,517.83 : x
  2. Step 2: Convert to fraction form
    4,078.35/5,615.73 = 3,517.83/x
  3. Step 3: Cross multiply
    4,078.35x = 5,615.73 × 3,517.83
  4. Step 4: Simplify right side
    4,078.35x = 19,755,183.47
  5. Step 5: Solve for x
    x = 19,755,183.47/4,078.35
  6. Step 6: Final answer
    x = 4,843.92

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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.