Home / 11,396.05-17,095.64-3,998.82

Finding the Fourth Proportional to 11,396.05, 17,095.64 and 3,998.82

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Solution

The fourth proportional to 11,396.05, 17,095.64 and 3,998.82 is: 5,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396.05 : 17,095.64 = 3,998.82 : x
  2. Step 2: Convert to fraction form
    11,396.05/17,095.64 = 3,998.82/x
  3. Step 3: Cross multiply
    11,396.05x = 17,095.64 × 3,998.82
  4. Step 4: Simplify right side
    11,396.05x = 68,362,387.14
  5. Step 5: Solve for x
    x = 68,362,387.14/11,396.05
  6. Step 6: Final answer
    x = 5,998.78

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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.