Home / 3,850.29-5,771.49-2,923.89

Finding the Fourth Proportional to 3,850.29, 5,771.49 and 2,923.89

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Solution

The fourth proportional to 3,850.29, 5,771.49 and 2,923.89 is: 4,382.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.29 : 5,771.49 = 2,923.89 : x
  2. Step 2: Convert to fraction form
    3,850.29/5,771.49 = 2,923.89/x
  3. Step 3: Cross multiply
    3,850.29x = 5,771.49 × 2,923.89
  4. Step 4: Simplify right side
    3,850.29x = 16,875,201.90
  5. Step 5: Solve for x
    x = 16,875,201.90/3,850.29
  6. Step 6: Final answer
    x = 4,382.84

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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.