Home / 3,353.11-4,626.22-1,936.61

Finding the Fourth Proportional to 3,353.11, 4,626.22 and 1,936.61

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Solution

The fourth proportional to 3,353.11, 4,626.22 and 1,936.61 is: 2,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.11 : 4,626.22 = 1,936.61 : x
  2. Step 2: Convert to fraction form
    3,353.11/4,626.22 = 1,936.61/x
  3. Step 3: Cross multiply
    3,353.11x = 4,626.22 × 1,936.61
  4. Step 4: Simplify right side
    3,353.11x = 8,959,189.23
  5. Step 5: Solve for x
    x = 8,959,189.23/3,353.11
  6. Step 6: Final answer
    x = 2,671.90

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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.