Home / 8,757.39-13,136.19-2,914

Finding the Fourth Proportional to 8,757.39, 13,136.19 and 2,914

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Solution

The fourth proportional to 8,757.39, 13,136.19 and 2,914 is: 4,371.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.39 : 13,136.19 = 2,914 : x
  2. Step 2: Convert to fraction form
    8,757.39/13,136.19 = 2,914/x
  3. Step 3: Cross multiply
    8,757.39x = 13,136.19 × 2,914
  4. Step 4: Simplify right side
    8,757.39x = 38,278,857.66
  5. Step 5: Solve for x
    x = 38,278,857.66/8,757.39
  6. Step 6: Final answer
    x = 4,371.03

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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.