Home / 6,121.20-9,183.30-2,833.60

Finding the Fourth Proportional to 6,121.20, 9,183.30 and 2,833.60

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Solution

The fourth proportional to 6,121.20, 9,183.30 and 2,833.60 is: 4,251.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.20 : 9,183.30 = 2,833.60 : x
  2. Step 2: Convert to fraction form
    6,121.20/9,183.30 = 2,833.60/x
  3. Step 3: Cross multiply
    6,121.20x = 9,183.30 × 2,833.60
  4. Step 4: Simplify right side
    6,121.20x = 26,021,798.88
  5. Step 5: Solve for x
    x = 26,021,798.88/6,121.20
  6. Step 6: Final answer
    x = 4,251.09

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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.