Home / 6,183.20-9,251.40-3,802.80

Finding the Fourth Proportional to 6,183.20, 9,251.40 and 3,802.80

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Solution

The fourth proportional to 6,183.20, 9,251.40 and 3,802.80 is: 5,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,183.20 : 9,251.40 = 3,802.80 : x
  2. Step 2: Convert to fraction form
    6,183.20/9,251.40 = 3,802.80/x
  3. Step 3: Cross multiply
    6,183.20x = 9,251.40 × 3,802.80
  4. Step 4: Simplify right side
    6,183.20x = 35,181,223.92
  5. Step 5: Solve for x
    x = 35,181,223.92/6,183.20
  6. Step 6: Final answer
    x = 5,689.81

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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.