Home / 6,797.75-10,197.56-2,118.09

Finding the Fourth Proportional to 6,797.75, 10,197.56 and 2,118.09

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Solution

The fourth proportional to 6,797.75, 10,197.56 and 2,118.09 is: 3,177.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.75 : 10,197.56 = 2,118.09 : x
  2. Step 2: Convert to fraction form
    6,797.75/10,197.56 = 2,118.09/x
  3. Step 3: Cross multiply
    6,797.75x = 10,197.56 × 2,118.09
  4. Step 4: Simplify right side
    6,797.75x = 21,599,339.27
  5. Step 5: Solve for x
    x = 21,599,339.27/6,797.75
  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.