Home / 11,192.70-16,788.33-3,401.58

Finding the Fourth Proportional to 11,192.70, 16,788.33 and 3,401.58

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Solution

The fourth proportional to 11,192.70, 16,788.33 and 3,401.58 is: 5,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.70 : 16,788.33 = 3,401.58 : x
  2. Step 2: Convert to fraction form
    11,192.70/16,788.33 = 3,401.58/x
  3. Step 3: Cross multiply
    11,192.70x = 16,788.33 × 3,401.58
  4. Step 4: Simplify right side
    11,192.70x = 57,106,847.56
  5. Step 5: Solve for x
    x = 57,106,847.56/11,192.70
  6. Step 6: Final answer
    x = 5,102.15

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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.