Home / 3,704.42-5,550.14-3,118.79

Finding the Fourth Proportional to 3,704.42, 5,550.14 and 3,118.79

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Solution

The fourth proportional to 3,704.42, 5,550.14 and 3,118.79 is: 4,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.42 : 5,550.14 = 3,118.79 : x
  2. Step 2: Convert to fraction form
    3,704.42/5,550.14 = 3,118.79/x
  3. Step 3: Cross multiply
    3,704.42x = 5,550.14 × 3,118.79
  4. Step 4: Simplify right side
    3,704.42x = 17,309,677.79
  5. Step 5: Solve for x
    x = 17,309,677.79/3,704.42
  6. Step 6: Final answer
    x = 4,672.72

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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.