Home / 3,288.26-4,930.76-1,208.18

Finding the Fourth Proportional to 3,288.26, 4,930.76 and 1,208.18

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Solution

The fourth proportional to 3,288.26, 4,930.76 and 1,208.18 is: 1,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.26 : 4,930.76 = 1,208.18 : x
  2. Step 2: Convert to fraction form
    3,288.26/4,930.76 = 1,208.18/x
  3. Step 3: Cross multiply
    3,288.26x = 4,930.76 × 1,208.18
  4. Step 4: Simplify right side
    3,288.26x = 5,957,260.96
  5. Step 5: Solve for x
    x = 5,957,260.96/3,288.26
  6. Step 6: Final answer
    x = 1,811.67

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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.