Home / 4,081.73-6,119.51-2,105.24

Finding the Fourth Proportional to 4,081.73, 6,119.51 and 2,105.24

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Solution

The fourth proportional to 4,081.73, 6,119.51 and 2,105.24 is: 3,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.73 : 6,119.51 = 2,105.24 : x
  2. Step 2: Convert to fraction form
    4,081.73/6,119.51 = 2,105.24/x
  3. Step 3: Cross multiply
    4,081.73x = 6,119.51 × 2,105.24
  4. Step 4: Simplify right side
    4,081.73x = 12,882,996.11
  5. Step 5: Solve for x
    x = 12,882,996.11/4,081.73
  6. Step 6: Final answer
    x = 3,156.26

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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.