Home / 11,676.05-16,112.67-6,370.95

Finding the Fourth Proportional to 11,676.05, 16,112.67 and 6,370.95

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Solution

The fourth proportional to 11,676.05, 16,112.67 and 6,370.95 is: 8,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.05 : 16,112.67 = 6,370.95 : x
  2. Step 2: Convert to fraction form
    11,676.05/16,112.67 = 6,370.95/x
  3. Step 3: Cross multiply
    11,676.05x = 16,112.67 × 6,370.95
  4. Step 4: Simplify right side
    11,676.05x = 102,653,087.30
  5. Step 5: Solve for x
    x = 102,653,087.30/11,676.05
  6. Step 6: Final answer
    x = 8,791.77

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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.