Home / 8,091.36-11,163.24-6,203.52

Finding the Fourth Proportional to 8,091.36, 11,163.24 and 6,203.52

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Solution

The fourth proportional to 8,091.36, 11,163.24 and 6,203.52 is: 8,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.36 : 11,163.24 = 6,203.52 : x
  2. Step 2: Convert to fraction form
    8,091.36/11,163.24 = 6,203.52/x
  3. Step 3: Cross multiply
    8,091.36x = 11,163.24 × 6,203.52
  4. Step 4: Simplify right side
    8,091.36x = 69,251,382.60
  5. Step 5: Solve for x
    x = 69,251,382.60/8,091.36
  6. Step 6: Final answer
    x = 8,558.68

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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.