Home / 6,329.03-9,499.28-3,211.20

Finding the Fourth Proportional to 6,329.03, 9,499.28 and 3,211.20

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Solution

The fourth proportional to 6,329.03, 9,499.28 and 3,211.20 is: 4,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.03 : 9,499.28 = 3,211.20 : x
  2. Step 2: Convert to fraction form
    6,329.03/9,499.28 = 3,211.20/x
  3. Step 3: Cross multiply
    6,329.03x = 9,499.28 × 3,211.20
  4. Step 4: Simplify right side
    6,329.03x = 30,504,071.88
  5. Step 5: Solve for x
    x = 30,504,071.88/6,329.03
  6. Step 6: Final answer
    x = 4,819.71

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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.