Home / 3,134.44-4,703.19-1,286.11

Finding the Fourth Proportional to 3,134.44, 4,703.19 and 1,286.11

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Solution

The fourth proportional to 3,134.44, 4,703.19 and 1,286.11 is: 1,929.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.44 : 4,703.19 = 1,286.11 : x
  2. Step 2: Convert to fraction form
    3,134.44/4,703.19 = 1,286.11/x
  3. Step 3: Cross multiply
    3,134.44x = 4,703.19 × 1,286.11
  4. Step 4: Simplify right side
    3,134.44x = 6,048,819.69
  5. Step 5: Solve for x
    x = 6,048,819.69/3,134.44
  6. Step 6: Final answer
    x = 1,929.79

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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.