Home / 6,604.05-9,906.37-2,161.97

Finding the Fourth Proportional to 6,604.05, 9,906.37 and 2,161.97

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Solution

The fourth proportional to 6,604.05, 9,906.37 and 2,161.97 is: 3,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.05 : 9,906.37 = 2,161.97 : x
  2. Step 2: Convert to fraction form
    6,604.05/9,906.37 = 2,161.97/x
  3. Step 3: Cross multiply
    6,604.05x = 9,906.37 × 2,161.97
  4. Step 4: Simplify right side
    6,604.05x = 21,417,321.81
  5. Step 5: Solve for x
    x = 21,417,321.81/6,604.05
  6. Step 6: Final answer
    x = 3,243.06

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1.5x scale

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.