Home / 11,136.26-16,699.73-4,114.78

Finding the Fourth Proportional to 11,136.26, 16,699.73 and 4,114.78

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Solution

The fourth proportional to 11,136.26, 16,699.73 and 4,114.78 is: 6,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.26 : 16,699.73 = 4,114.78 : x
  2. Step 2: Convert to fraction form
    11,136.26/16,699.73 = 4,114.78/x
  3. Step 3: Cross multiply
    11,136.26x = 16,699.73 × 4,114.78
  4. Step 4: Simplify right side
    11,136.26x = 68,715,715.01
  5. Step 5: Solve for x
    x = 68,715,715.01/11,136.26
  6. Step 6: Final answer
    x = 6,170.45

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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.