Home / 11,199.40-16,799.01-3,408.22

Finding the Fourth Proportional to 11,199.40, 16,799.01 and 3,408.22

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Solution

The fourth proportional to 11,199.40, 16,799.01 and 3,408.22 is: 5,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.40 : 16,799.01 = 3,408.22 : x
  2. Step 2: Convert to fraction form
    11,199.40/16,799.01 = 3,408.22/x
  3. Step 3: Cross multiply
    11,199.40x = 16,799.01 × 3,408.22
  4. Step 4: Simplify right side
    11,199.40x = 57,254,721.86
  5. Step 5: Solve for x
    x = 57,254,721.86/11,199.40
  6. Step 6: Final answer
    x = 5,112.30

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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.