Home / 11,199.72-16,802.01-3,408.33

Finding the Fourth Proportional to 11,199.72, 16,802.01 and 3,408.33

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Solution

The fourth proportional to 11,199.72, 16,802.01 and 3,408.33 is: 5,113.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.72 : 16,802.01 = 3,408.33 : x
  2. Step 2: Convert to fraction form
    11,199.72/16,802.01 = 3,408.33/x
  3. Step 3: Cross multiply
    11,199.72x = 16,802.01 × 3,408.33
  4. Step 4: Simplify right side
    11,199.72x = 57,266,753.65
  5. Step 5: Solve for x
    x = 57,266,753.65/11,199.72
  6. Step 6: Final answer
    x = 5,113.23

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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.