Home / 11,338.41-17,007.81-3,943.11

Finding the Fourth Proportional to 11,338.41, 17,007.81 and 3,943.11

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Solution

The fourth proportional to 11,338.41, 17,007.81 and 3,943.11 is: 5,914.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.41 : 17,007.81 = 3,943.11 : x
  2. Step 2: Convert to fraction form
    11,338.41/17,007.81 = 3,943.11/x
  3. Step 3: Cross multiply
    11,338.41x = 17,007.81 × 3,943.11
  4. Step 4: Simplify right side
    11,338.41x = 67,063,665.69
  5. Step 5: Solve for x
    x = 67,063,665.69/11,338.41
  6. Step 6: Final answer
    x = 5,914.73

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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.