Home / 3,769.80-5,202.37-2,091.24

Finding the Fourth Proportional to 3,769.80, 5,202.37 and 2,091.24

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Solution

The fourth proportional to 3,769.80, 5,202.37 and 2,091.24 is: 2,885.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.80 : 5,202.37 = 2,091.24 : x
  2. Step 2: Convert to fraction form
    3,769.80/5,202.37 = 2,091.24/x
  3. Step 3: Cross multiply
    3,769.80x = 5,202.37 × 2,091.24
  4. Step 4: Simplify right side
    3,769.80x = 10,879,404.24
  5. Step 5: Solve for x
    x = 10,879,404.24/3,769.80
  6. Step 6: Final answer
    x = 2,885.94

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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.