Home / 6,082.20-9,120.60-2,796.36

Finding the Fourth Proportional to 6,082.20, 9,120.60 and 2,796.36

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Solution

The fourth proportional to 6,082.20, 9,120.60 and 2,796.36 is: 4,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.20 : 9,120.60 = 2,796.36 : x
  2. Step 2: Convert to fraction form
    6,082.20/9,120.60 = 2,796.36/x
  3. Step 3: Cross multiply
    6,082.20x = 9,120.60 × 2,796.36
  4. Step 4: Simplify right side
    6,082.20x = 25,504,481.02
  5. Step 5: Solve for x
    x = 25,504,481.02/6,082.20
  6. Step 6: Final answer
    x = 4,193.30

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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.