Home / 4,118.81-6,163.85-3,369.76

Finding the Fourth Proportional to 4,118.81, 6,163.85 and 3,369.76

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Solution

The fourth proportional to 4,118.81, 6,163.85 and 3,369.76 is: 5,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.81 : 6,163.85 = 3,369.76 : x
  2. Step 2: Convert to fraction form
    4,118.81/6,163.85 = 3,369.76/x
  3. Step 3: Cross multiply
    4,118.81x = 6,163.85 × 3,369.76
  4. Step 4: Simplify right side
    4,118.81x = 20,770,675.55
  5. Step 5: Solve for x
    x = 20,770,675.55/4,118.81
  6. Step 6: Final answer
    x = 5,042.89

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1.5x scale

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.