Home / 6,799.58-10,198.41-2,118.49

Finding the Fourth Proportional to 6,799.58, 10,198.41 and 2,118.49

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Solution

The fourth proportional to 6,799.58, 10,198.41 and 2,118.49 is: 3,177.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.58 : 10,198.41 = 2,118.49 : x
  2. Step 2: Convert to fraction form
    6,799.58/10,198.41 = 2,118.49/x
  3. Step 3: Cross multiply
    6,799.58x = 10,198.41 × 2,118.49
  4. Step 4: Simplify right side
    6,799.58x = 21,605,196.16
  5. Step 5: Solve for x
    x = 21,605,196.16/6,799.58
  6. Step 6: Final answer
    x = 3,177.43

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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.