Home / 3,558.11-4,910.36-2,065.73

Finding the Fourth Proportional to 3,558.11, 4,910.36 and 2,065.73

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Solution

The fourth proportional to 3,558.11, 4,910.36 and 2,065.73 is: 2,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.11 : 4,910.36 = 2,065.73 : x
  2. Step 2: Convert to fraction form
    3,558.11/4,910.36 = 2,065.73/x
  3. Step 3: Cross multiply
    3,558.11x = 4,910.36 × 2,065.73
  4. Step 4: Simplify right side
    3,558.11x = 10,143,443.08
  5. Step 5: Solve for x
    x = 10,143,443.08/3,558.11
  6. Step 6: Final answer
    x = 2,850.80

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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.