Home / 3,196.11-4,410.24-1,868.85

Finding the Fourth Proportional to 3,196.11, 4,410.24 and 1,868.85

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Solution

The fourth proportional to 3,196.11, 4,410.24 and 1,868.85 is: 2,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.11 : 4,410.24 = 1,868.85 : x
  2. Step 2: Convert to fraction form
    3,196.11/4,410.24 = 1,868.85/x
  3. Step 3: Cross multiply
    3,196.11x = 4,410.24 × 1,868.85
  4. Step 4: Simplify right side
    3,196.11x = 8,242,077.02
  5. Step 5: Solve for x
    x = 8,242,077.02/3,196.11
  6. Step 6: Final answer
    x = 2,578.78

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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.