Home / 5,938.31-8,194.87-3,286.12

Finding the Fourth Proportional to 5,938.31, 8,194.87 and 3,286.12

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Solution

The fourth proportional to 5,938.31, 8,194.87 and 3,286.12 is: 4,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.31 : 8,194.87 = 3,286.12 : x
  2. Step 2: Convert to fraction form
    5,938.31/8,194.87 = 3,286.12/x
  3. Step 3: Cross multiply
    5,938.31x = 8,194.87 × 3,286.12
  4. Step 4: Simplify right side
    5,938.31x = 26,929,325.19
  5. Step 5: Solve for x
    x = 26,929,325.19/5,938.31
  6. Step 6: Final answer
    x = 4,534.84

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Double scale
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Similar ratio
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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.