Home / 10,229.54-15,343.83-3,208.46

Finding the Fourth Proportional to 10,229.54, 15,343.83 and 3,208.46

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Solution

The fourth proportional to 10,229.54, 15,343.83 and 3,208.46 is: 4,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.54 : 15,343.83 = 3,208.46 : x
  2. Step 2: Convert to fraction form
    10,229.54/15,343.83 = 3,208.46/x
  3. Step 3: Cross multiply
    10,229.54x = 15,343.83 × 3,208.46
  4. Step 4: Simplify right side
    10,229.54x = 49,230,074.39
  5. Step 5: Solve for x
    x = 49,230,074.39/10,229.54
  6. Step 6: Final answer
    x = 4,812.54

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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.