Home / 3,769.92-5,202.50-2,091.29

Finding the Fourth Proportional to 3,769.92, 5,202.50 and 2,091.29

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Solution

The fourth proportional to 3,769.92, 5,202.50 and 2,091.29 is: 2,885.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.92 : 5,202.50 = 2,091.29 : x
  2. Step 2: Convert to fraction form
    3,769.92/5,202.50 = 2,091.29/x
  3. Step 3: Cross multiply
    3,769.92x = 5,202.50 × 2,091.29
  4. Step 4: Simplify right side
    3,769.92x = 10,879,899.76
  5. Step 5: Solve for x
    x = 10,879,899.76/3,769.92
  6. Step 6: Final answer
    x = 2,885.98

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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.