Home / 6,661.13-9,993.24-2,278.59

Finding the Fourth Proportional to 6,661.13, 9,993.24 and 2,278.59

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Solution

The fourth proportional to 6,661.13, 9,993.24 and 2,278.59 is: 3,418.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.13 : 9,993.24 = 2,278.59 : x
  2. Step 2: Convert to fraction form
    6,661.13/9,993.24 = 2,278.59/x
  3. Step 3: Cross multiply
    6,661.13x = 9,993.24 × 2,278.59
  4. Step 4: Simplify right side
    6,661.13x = 22,770,496.73
  5. Step 5: Solve for x
    x = 22,770,496.73/6,661.13
  6. Step 6: Final answer
    x = 3,418.42

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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.