Home / 3,682.06-5,081.22-2,089.02

Finding the Fourth Proportional to 3,682.06, 5,081.22 and 2,089.02

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Solution

The fourth proportional to 3,682.06, 5,081.22 and 2,089.02 is: 2,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.06 : 5,081.22 = 2,089.02 : x
  2. Step 2: Convert to fraction form
    3,682.06/5,081.22 = 2,089.02/x
  3. Step 3: Cross multiply
    3,682.06x = 5,081.22 × 2,089.02
  4. Step 4: Simplify right side
    3,682.06x = 10,614,770.20
  5. Step 5: Solve for x
    x = 10,614,770.20/3,682.06
  6. Step 6: Final answer
    x = 2,882.83

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1.5x scale

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.