Home / 7,286.41-10,929.62-2,092.29

Finding the Fourth Proportional to 7,286.41, 10,929.62 and 2,092.29

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Solution

The fourth proportional to 7,286.41, 10,929.62 and 2,092.29 is: 3,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.41 : 10,929.62 = 2,092.29 : x
  2. Step 2: Convert to fraction form
    7,286.41/10,929.62 = 2,092.29/x
  3. Step 3: Cross multiply
    7,286.41x = 10,929.62 × 2,092.29
  4. Step 4: Simplify right side
    7,286.41x = 22,867,934.63
  5. Step 5: Solve for x
    x = 22,867,934.63/7,286.41
  6. Step 6: Final answer
    x = 3,138.44

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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.