Home / 3,183.96-4,776.66-1,236.18

Finding the Fourth Proportional to 3,183.96, 4,776.66 and 1,236.18

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Solution

The fourth proportional to 3,183.96, 4,776.66 and 1,236.18 is: 1,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.96 : 4,776.66 = 1,236.18 : x
  2. Step 2: Convert to fraction form
    3,183.96/4,776.66 = 1,236.18/x
  3. Step 3: Cross multiply
    3,183.96x = 4,776.66 × 1,236.18
  4. Step 4: Simplify right side
    3,183.96x = 5,904,811.56
  5. Step 5: Solve for x
    x = 5,904,811.56/3,183.96
  6. Step 6: Final answer
    x = 1,854.55

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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.