Home / 10,136.39-15,198.37-3,563.33

Finding the Fourth Proportional to 10,136.39, 15,198.37 and 3,563.33

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Solution

The fourth proportional to 10,136.39, 15,198.37 and 3,563.33 is: 5,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.39 : 15,198.37 = 3,563.33 : x
  2. Step 2: Convert to fraction form
    10,136.39/15,198.37 = 3,563.33/x
  3. Step 3: Cross multiply
    10,136.39x = 15,198.37 × 3,563.33
  4. Step 4: Simplify right side
    10,136.39x = 54,156,722.87
  5. Step 5: Solve for x
    x = 54,156,722.87/10,136.39
  6. Step 6: Final answer
    x = 5,342.80

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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.