Home / 4,103.35-6,122.99-3,661.56

Finding the Fourth Proportional to 4,103.35, 6,122.99 and 3,661.56

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Solution

The fourth proportional to 4,103.35, 6,122.99 and 3,661.56 is: 5,463.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.35 : 6,122.99 = 3,661.56 : x
  2. Step 2: Convert to fraction form
    4,103.35/6,122.99 = 3,661.56/x
  3. Step 3: Cross multiply
    4,103.35x = 6,122.99 × 3,661.56
  4. Step 4: Simplify right side
    4,103.35x = 22,419,704.42
  5. Step 5: Solve for x
    x = 22,419,704.42/4,103.35
  6. Step 6: Final answer
    x = 5,463.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.