Home / 11,086.30-16,629.42-6,694.48

Finding the Fourth Proportional to 11,086.30, 16,629.42 and 6,694.48

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Solution

The fourth proportional to 11,086.30, 16,629.42 and 6,694.48 is: 10,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.30 : 16,629.42 = 6,694.48 : x
  2. Step 2: Convert to fraction form
    11,086.30/16,629.42 = 6,694.48/x
  3. Step 3: Cross multiply
    11,086.30x = 16,629.42 × 6,694.48
  4. Step 4: Simplify right side
    11,086.30x = 111,325,319.60
  5. Step 5: Solve for x
    x = 111,325,319.60/11,086.30
  6. Step 6: Final answer
    x = 10,041.70

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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.