Home / 3,806.28-5,690.64-3,227.73

Finding the Fourth Proportional to 3,806.28, 5,690.64 and 3,227.73

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Solution

The fourth proportional to 3,806.28, 5,690.64 and 3,227.73 is: 4,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.28 : 5,690.64 = 3,227.73 : x
  2. Step 2: Convert to fraction form
    3,806.28/5,690.64 = 3,227.73/x
  3. Step 3: Cross multiply
    3,806.28x = 5,690.64 × 3,227.73
  4. Step 4: Simplify right side
    3,806.28x = 18,367,849.45
  5. Step 5: Solve for x
    x = 18,367,849.45/3,806.28
  6. Step 6: Final answer
    x = 4,825.67

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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.