Home / 11,305.97-16,942.72-6,365.17

Finding the Fourth Proportional to 11,305.97, 16,942.72 and 6,365.17

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Solution

The fourth proportional to 11,305.97, 16,942.72 and 6,365.17 is: 9,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.97 : 16,942.72 = 6,365.17 : x
  2. Step 2: Convert to fraction form
    11,305.97/16,942.72 = 6,365.17/x
  3. Step 3: Cross multiply
    11,305.97x = 16,942.72 × 6,365.17
  4. Step 4: Simplify right side
    11,305.97x = 107,843,293.06
  5. Step 5: Solve for x
    x = 107,843,293.06/11,305.97
  6. Step 6: Final answer
    x = 9,538.61

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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.