Home / 3,763.68-5,194.17-2,191.92

Finding the Fourth Proportional to 3,763.68, 5,194.17 and 2,191.92

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Solution

The fourth proportional to 3,763.68, 5,194.17 and 2,191.92 is: 3,025.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.68 : 5,194.17 = 2,191.92 : x
  2. Step 2: Convert to fraction form
    3,763.68/5,194.17 = 2,191.92/x
  3. Step 3: Cross multiply
    3,763.68x = 5,194.17 × 2,191.92
  4. Step 4: Simplify right side
    3,763.68x = 11,385,205.11
  5. Step 5: Solve for x
    x = 11,385,205.11/3,763.68
  6. Step 6: Final answer
    x = 3,025.02

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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.