Home / 9,203.22-13,806.20-3,279.64

Finding the Fourth Proportional to 9,203.22, 13,806.20 and 3,279.64

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Solution

The fourth proportional to 9,203.22, 13,806.20 and 3,279.64 is: 4,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.22 : 13,806.20 = 3,279.64 : x
  2. Step 2: Convert to fraction form
    9,203.22/13,806.20 = 3,279.64/x
  3. Step 3: Cross multiply
    9,203.22x = 13,806.20 × 3,279.64
  4. Step 4: Simplify right side
    9,203.22x = 45,279,346.89
  5. Step 5: Solve for x
    x = 45,279,346.89/9,203.22
  6. Step 6: Final answer
    x = 4,919.95

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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.