Home / 3,163.82-4,748.61-1,604.89

Finding the Fourth Proportional to 3,163.82, 4,748.61 and 1,604.89

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Solution

The fourth proportional to 3,163.82, 4,748.61 and 1,604.89 is: 2,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.82 : 4,748.61 = 1,604.89 : x
  2. Step 2: Convert to fraction form
    3,163.82/4,748.61 = 1,604.89/x
  3. Step 3: Cross multiply
    3,163.82x = 4,748.61 × 1,604.89
  4. Step 4: Simplify right side
    3,163.82x = 7,621,008.66
  5. Step 5: Solve for x
    x = 7,621,008.66/3,163.82
  6. Step 6: Final answer
    x = 2,408.80

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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.