Home / 11,199.40-16,799.02-3,408.21

Finding the Fourth Proportional to 11,199.40, 16,799.02 and 3,408.21

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Solution

The fourth proportional to 11,199.40, 16,799.02 and 3,408.21 is: 5,112.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.40 : 16,799.02 = 3,408.21 : x
  2. Step 2: Convert to fraction form
    11,199.40/16,799.02 = 3,408.21/x
  3. Step 3: Cross multiply
    11,199.40x = 16,799.02 × 3,408.21
  4. Step 4: Simplify right side
    11,199.40x = 57,254,587.95
  5. Step 5: Solve for x
    x = 57,254,587.95/11,199.40
  6. Step 6: Final answer
    x = 5,112.29

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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.