Home / 11,086.67-16,633.94-6,921.85

Finding the Fourth Proportional to 11,086.67, 16,633.94 and 6,921.85

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Solution

The fourth proportional to 11,086.67, 16,633.94 and 6,921.85 is: 10,385.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.67 : 16,633.94 = 6,921.85 : x
  2. Step 2: Convert to fraction form
    11,086.67/16,633.94 = 6,921.85/x
  3. Step 3: Cross multiply
    11,086.67x = 16,633.94 × 6,921.85
  4. Step 4: Simplify right side
    11,086.67x = 115,137,637.59
  5. Step 5: Solve for x
    x = 115,137,637.59/11,086.67
  6. Step 6: Final answer
    x = 10,385.23

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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.