Home / 3,305.20-4,958.22-1,083.79

Finding the Fourth Proportional to 3,305.20, 4,958.22 and 1,083.79

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Solution

The fourth proportional to 3,305.20, 4,958.22 and 1,083.79 is: 1,625.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.20 : 4,958.22 = 1,083.79 : x
  2. Step 2: Convert to fraction form
    3,305.20/4,958.22 = 1,083.79/x
  3. Step 3: Cross multiply
    3,305.20x = 4,958.22 × 1,083.79
  4. Step 4: Simplify right side
    3,305.20x = 5,373,669.25
  5. Step 5: Solve for x
    x = 5,373,669.25/3,305.20
  6. Step 6: Final answer
    x = 1,625.82

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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.