Home / 3,816.30-5,725.27-1,183.75

Finding the Fourth Proportional to 3,816.30, 5,725.27 and 1,183.75

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Solution

The fourth proportional to 3,816.30, 5,725.27 and 1,183.75 is: 1,775.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.30 : 5,725.27 = 1,183.75 : x
  2. Step 2: Convert to fraction form
    3,816.30/5,725.27 = 1,183.75/x
  3. Step 3: Cross multiply
    3,816.30x = 5,725.27 × 1,183.75
  4. Step 4: Simplify right side
    3,816.30x = 6,777,289.97
  5. Step 5: Solve for x
    x = 6,777,289.97/3,816.30
  6. Step 6: Final answer
    x = 1,775.88

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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.