Home / 3,676.20-5,072.66-2,183.57

Finding the Fourth Proportional to 3,676.20, 5,072.66 and 2,183.57

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Solution

The fourth proportional to 3,676.20, 5,072.66 and 2,183.57 is: 3,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.20 : 5,072.66 = 2,183.57 : x
  2. Step 2: Convert to fraction form
    3,676.20/5,072.66 = 2,183.57/x
  3. Step 3: Cross multiply
    3,676.20x = 5,072.66 × 2,183.57
  4. Step 4: Simplify right side
    3,676.20x = 11,076,499.13
  5. Step 5: Solve for x
    x = 11,076,499.13/3,676.20
  6. Step 6: Final answer
    x = 3,013.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.