Home / 2,827.21-4,240.05-1,183.42

Finding the Fourth Proportional to 2,827.21, 4,240.05 and 1,183.42

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Solution

The fourth proportional to 2,827.21, 4,240.05 and 1,183.42 is: 1,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.21 : 4,240.05 = 1,183.42 : x
  2. Step 2: Convert to fraction form
    2,827.21/4,240.05 = 1,183.42/x
  3. Step 3: Cross multiply
    2,827.21x = 4,240.05 × 1,183.42
  4. Step 4: Simplify right side
    2,827.21x = 5,017,759.97
  5. Step 5: Solve for x
    x = 5,017,759.97/2,827.21
  6. Step 6: Final answer
    x = 1,774.81

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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.