Home / 3,580.72-4,936.82-2,319.56

Finding the Fourth Proportional to 3,580.72, 4,936.82 and 2,319.56

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Solution

The fourth proportional to 3,580.72, 4,936.82 and 2,319.56 is: 3,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.72 : 4,936.82 = 2,319.56 : x
  2. Step 2: Convert to fraction form
    3,580.72/4,936.82 = 2,319.56/x
  3. Step 3: Cross multiply
    3,580.72x = 4,936.82 × 2,319.56
  4. Step 4: Simplify right side
    3,580.72x = 11,451,250.20
  5. Step 5: Solve for x
    x = 11,451,250.20/3,580.72
  6. Step 6: Final answer
    x = 3,198.03

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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.