Home / 11,427.11-17,136.99-3,634.10

Finding the Fourth Proportional to 11,427.11, 17,136.99 and 3,634.10

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Solution

The fourth proportional to 11,427.11, 17,136.99 and 3,634.10 is: 5,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.11 : 17,136.99 = 3,634.10 : x
  2. Step 2: Convert to fraction form
    11,427.11/17,136.99 = 3,634.10/x
  3. Step 3: Cross multiply
    11,427.11x = 17,136.99 × 3,634.10
  4. Step 4: Simplify right side
    11,427.11x = 62,277,449.67
  5. Step 5: Solve for x
    x = 62,277,449.67/11,427.11
  6. Step 6: Final answer
    x = 5,449.98

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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.