Home / 5,938.72-8,195.20-3,286.17

Finding the Fourth Proportional to 5,938.72, 8,195.20 and 3,286.17

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Solution

The fourth proportional to 5,938.72, 8,195.20 and 3,286.17 is: 4,534.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.72 : 8,195.20 = 3,286.17 : x
  2. Step 2: Convert to fraction form
    5,938.72/8,195.20 = 3,286.17/x
  3. Step 3: Cross multiply
    5,938.72x = 8,195.20 × 3,286.17
  4. Step 4: Simplify right side
    5,938.72x = 26,930,812.17
  5. Step 5: Solve for x
    x = 26,930,812.17/5,938.72
  6. Step 6: Final answer
    x = 4,534.79

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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.