Home / 11,766.40-17,645.60-5,524.48

Finding the Fourth Proportional to 11,766.40, 17,645.60 and 5,524.48

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Solution

The fourth proportional to 11,766.40, 17,645.60 and 5,524.48 is: 8,284.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.40 : 17,645.60 = 5,524.48 : x
  2. Step 2: Convert to fraction form
    11,766.40/17,645.60 = 5,524.48/x
  3. Step 3: Cross multiply
    11,766.40x = 17,645.60 × 5,524.48
  4. Step 4: Simplify right side
    11,766.40x = 97,482,764.29
  5. Step 5: Solve for x
    x = 97,482,764.29/11,766.40
  6. Step 6: Final answer
    x = 8,284.84

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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.