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Finding the Fourth Proportional to 6,998.92, 10,496.86 and 2,067.72

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Solution

The fourth proportional to 6,998.92, 10,496.86 and 2,067.72 is: 3,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.92 : 10,496.86 = 2,067.72 : x
  2. Step 2: Convert to fraction form
    6,998.92/10,496.86 = 2,067.72/x
  3. Step 3: Cross multiply
    6,998.92x = 10,496.86 × 2,067.72
  4. Step 4: Simplify right side
    6,998.92x = 21,704,567.36
  5. Step 5: Solve for x
    x = 21,704,567.36/6,998.92
  6. Step 6: Final answer
    x = 3,101.13

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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.