Home / 7,198.82-10,797.72-4,425.92

Finding the Fourth Proportional to 7,198.82, 10,797.72 and 4,425.92

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Solution

The fourth proportional to 7,198.82, 10,797.72 and 4,425.92 is: 6,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.82 : 10,797.72 = 4,425.92 : x
  2. Step 2: Convert to fraction form
    7,198.82/10,797.72 = 4,425.92/x
  3. Step 3: Cross multiply
    7,198.82x = 10,797.72 × 4,425.92
  4. Step 4: Simplify right side
    7,198.82x = 47,789,844.90
  5. Step 5: Solve for x
    x = 47,789,844.90/7,198.82
  6. Step 6: Final answer
    x = 6,638.57

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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.