Home / 11,675.75-16,112.50-6,370.57

Finding the Fourth Proportional to 11,675.75, 16,112.50 and 6,370.57

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Solution

The fourth proportional to 11,675.75, 16,112.50 and 6,370.57 is: 8,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.75 : 16,112.50 = 6,370.57 : x
  2. Step 2: Convert to fraction form
    11,675.75/16,112.50 = 6,370.57/x
  3. Step 3: Cross multiply
    11,675.75x = 16,112.50 × 6,370.57
  4. Step 4: Simplify right side
    11,675.75x = 102,645,728.56
  5. Step 5: Solve for x
    x = 102,645,728.56/11,675.75
  6. Step 6: Final answer
    x = 8,791.36

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