Home / 11,200.26-16,799.79-3,408.47

Finding the Fourth Proportional to 11,200.26, 16,799.79 and 3,408.47

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Solution

The fourth proportional to 11,200.26, 16,799.79 and 3,408.47 is: 5,112.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.26 : 16,799.79 = 3,408.47 : x
  2. Step 2: Convert to fraction form
    11,200.26/16,799.79 = 3,408.47/x
  3. Step 3: Cross multiply
    11,200.26x = 16,799.79 × 3,408.47
  4. Step 4: Simplify right side
    11,200.26x = 57,261,580.22
  5. Step 5: Solve for x
    x = 57,261,580.22/11,200.26
  6. Step 6: Final answer
    x = 5,112.52

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1.5x scale

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.