Home / 3,682.26-5,081.61-2,265.42

Finding the Fourth Proportional to 3,682.26, 5,081.61 and 2,265.42

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Solution

The fourth proportional to 3,682.26, 5,081.61 and 2,265.42 is: 3,126.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.26 : 5,081.61 = 2,265.42 : x
  2. Step 2: Convert to fraction form
    3,682.26/5,081.61 = 2,265.42/x
  3. Step 3: Cross multiply
    3,682.26x = 5,081.61 × 2,265.42
  4. Step 4: Simplify right side
    3,682.26x = 11,511,980.93
  5. Step 5: Solve for x
    x = 11,511,980.93/3,682.26
  6. Step 6: Final answer
    x = 3,126.34

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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.