Home / 2,183.08-3,272.08-1,361.56

Finding the Fourth Proportional to 2,183.08, 3,272.08 and 1,361.56

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Solution

The fourth proportional to 2,183.08, 3,272.08 and 1,361.56 is: 2,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.08 : 3,272.08 = 1,361.56 : x
  2. Step 2: Convert to fraction form
    2,183.08/3,272.08 = 1,361.56/x
  3. Step 3: Cross multiply
    2,183.08x = 3,272.08 × 1,361.56
  4. Step 4: Simplify right side
    2,183.08x = 4,455,133.24
  5. Step 5: Solve for x
    x = 4,455,133.24/2,183.08
  6. Step 6: Final answer
    x = 2,040.76

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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.