Home / 11,713.58-16,164.60-6,408.33

Finding the Fourth Proportional to 11,713.58, 16,164.60 and 6,408.33

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Solution

The fourth proportional to 11,713.58, 16,164.60 and 6,408.33 is: 8,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.58 : 16,164.60 = 6,408.33 : x
  2. Step 2: Convert to fraction form
    11,713.58/16,164.60 = 6,408.33/x
  3. Step 3: Cross multiply
    11,713.58x = 16,164.60 × 6,408.33
  4. Step 4: Simplify right side
    11,713.58x = 103,588,091.12
  5. Step 5: Solve for x
    x = 103,588,091.12/11,713.58
  6. Step 6: Final answer
    x = 8,843.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.