Home / 10,734.20-16,100.70-3,338.60

Finding the Fourth Proportional to 10,734.20, 16,100.70 and 3,338.60

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Solution

The fourth proportional to 10,734.20, 16,100.70 and 3,338.60 is: 5,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.20 : 16,100.70 = 3,338.60 : x
  2. Step 2: Convert to fraction form
    10,734.20/16,100.70 = 3,338.60/x
  3. Step 3: Cross multiply
    10,734.20x = 16,100.70 × 3,338.60
  4. Step 4: Simplify right side
    10,734.20x = 53,753,797.02
  5. Step 5: Solve for x
    x = 53,753,797.02/10,734.20
  6. Step 6: Final answer
    x = 5,007.71

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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.