Home / 6,805.11-10,198.89-3,686.34

Finding the Fourth Proportional to 6,805.11, 10,198.89 and 3,686.34

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Solution

The fourth proportional to 6,805.11, 10,198.89 and 3,686.34 is: 5,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.11 : 10,198.89 = 3,686.34 : x
  2. Step 2: Convert to fraction form
    6,805.11/10,198.89 = 3,686.34/x
  3. Step 3: Cross multiply
    6,805.11x = 10,198.89 × 3,686.34
  4. Step 4: Simplify right side
    6,805.11x = 37,596,576.16
  5. Step 5: Solve for x
    x = 37,596,576.16/6,805.11
  6. Step 6: Final answer
    x = 5,524.76

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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.