Home / 11,136.94-16,707.99-3,239.64

Finding the Fourth Proportional to 11,136.94, 16,707.99 and 3,239.64

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Solution

The fourth proportional to 11,136.94, 16,707.99 and 3,239.64 is: 4,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.94 : 16,707.99 = 3,239.64 : x
  2. Step 2: Convert to fraction form
    11,136.94/16,707.99 = 3,239.64/x
  3. Step 3: Cross multiply
    11,136.94x = 16,707.99 × 3,239.64
  4. Step 4: Simplify right side
    11,136.94x = 54,127,872.72
  5. Step 5: Solve for x
    x = 54,127,872.72/11,136.94
  6. Step 6: Final answer
    x = 4,860.21

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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.