Home / 3,769.30-5,647.57-2,305.38

Finding the Fourth Proportional to 3,769.30, 5,647.57 and 2,305.38

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Solution

The fourth proportional to 3,769.30, 5,647.57 and 2,305.38 is: 3,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.30 : 5,647.57 = 2,305.38 : x
  2. Step 2: Convert to fraction form
    3,769.30/5,647.57 = 2,305.38/x
  3. Step 3: Cross multiply
    3,769.30x = 5,647.57 × 2,305.38
  4. Step 4: Simplify right side
    3,769.30x = 13,019,794.93
  5. Step 5: Solve for x
    x = 13,019,794.93/3,769.30
  6. Step 6: Final answer
    x = 3,454.17

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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.