Home / 11,136.66-16,706.08-3,239.26

Finding the Fourth Proportional to 11,136.66, 16,706.08 and 3,239.26

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Solution

The fourth proportional to 11,136.66, 16,706.08 and 3,239.26 is: 4,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.66 : 16,706.08 = 3,239.26 : x
  2. Step 2: Convert to fraction form
    11,136.66/16,706.08 = 3,239.26/x
  3. Step 3: Cross multiply
    11,136.66x = 16,706.08 × 3,239.26
  4. Step 4: Simplify right side
    11,136.66x = 54,115,298.98
  5. Step 5: Solve for x
    x = 54,115,298.98/11,136.66
  6. Step 6: Final answer
    x = 4,859.21

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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.