Home / 11,391.26-17,087.58-3,494.03

Finding the Fourth Proportional to 11,391.26, 17,087.58 and 3,494.03

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Solution

The fourth proportional to 11,391.26, 17,087.58 and 3,494.03 is: 5,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.26 : 17,087.58 = 3,494.03 : x
  2. Step 2: Convert to fraction form
    11,391.26/17,087.58 = 3,494.03/x
  3. Step 3: Cross multiply
    11,391.26x = 17,087.58 × 3,494.03
  4. Step 4: Simplify right side
    11,391.26x = 59,704,431.71
  5. Step 5: Solve for x
    x = 59,704,431.71/11,391.26
  6. Step 6: Final answer
    x = 5,241.25

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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.