Home / 5,939.38-8,195.88-3,286.18

Finding the Fourth Proportional to 5,939.38, 8,195.88 and 3,286.18

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Solution

The fourth proportional to 5,939.38, 8,195.88 and 3,286.18 is: 4,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.38 : 8,195.88 = 3,286.18 : x
  2. Step 2: Convert to fraction form
    5,939.38/8,195.88 = 3,286.18/x
  3. Step 3: Cross multiply
    5,939.38x = 8,195.88 × 3,286.18
  4. Step 4: Simplify right side
    5,939.38x = 26,933,136.94
  5. Step 5: Solve for x
    x = 26,933,136.94/5,939.38
  6. Step 6: Final answer
    x = 4,534.67

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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.