Home / 6,321.14-9,481.68-1,938.03

Finding the Fourth Proportional to 6,321.14, 9,481.68 and 1,938.03

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Solution

The fourth proportional to 6,321.14, 9,481.68 and 1,938.03 is: 2,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.14 : 9,481.68 = 1,938.03 : x
  2. Step 2: Convert to fraction form
    6,321.14/9,481.68 = 1,938.03/x
  3. Step 3: Cross multiply
    6,321.14x = 9,481.68 × 1,938.03
  4. Step 4: Simplify right side
    6,321.14x = 18,375,780.29
  5. Step 5: Solve for x
    x = 18,375,780.29/6,321.14
  6. Step 6: Final answer
    x = 2,907.04

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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.