Home / 3,691.34-5,537.05-2,151.26

Finding the Fourth Proportional to 3,691.34, 5,537.05 and 2,151.26

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Solution

The fourth proportional to 3,691.34, 5,537.05 and 2,151.26 is: 3,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.34 : 5,537.05 = 2,151.26 : x
  2. Step 2: Convert to fraction form
    3,691.34/5,537.05 = 2,151.26/x
  3. Step 3: Cross multiply
    3,691.34x = 5,537.05 × 2,151.26
  4. Step 4: Simplify right side
    3,691.34x = 11,911,634.18
  5. Step 5: Solve for x
    x = 11,911,634.18/3,691.34
  6. Step 6: Final answer
    x = 3,226.91

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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.