Home / 3,211.92-4,819.27-1,133.41

Finding the Fourth Proportional to 3,211.92, 4,819.27 and 1,133.41

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Solution

The fourth proportional to 3,211.92, 4,819.27 and 1,133.41 is: 1,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.92 : 4,819.27 = 1,133.41 : x
  2. Step 2: Convert to fraction form
    3,211.92/4,819.27 = 1,133.41/x
  3. Step 3: Cross multiply
    3,211.92x = 4,819.27 × 1,133.41
  4. Step 4: Simplify right side
    3,211.92x = 5,462,208.81
  5. Step 5: Solve for x
    x = 5,462,208.81/3,211.92
  6. Step 6: Final answer
    x = 1,700.61

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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.