Home / 8,250.75-11,385.01-5,268.33

Finding the Fourth Proportional to 8,250.75, 11,385.01 and 5,268.33

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Solution

The fourth proportional to 8,250.75, 11,385.01 and 5,268.33 is: 7,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.75 : 11,385.01 = 5,268.33 : x
  2. Step 2: Convert to fraction form
    8,250.75/11,385.01 = 5,268.33/x
  3. Step 3: Cross multiply
    8,250.75x = 11,385.01 × 5,268.33
  4. Step 4: Simplify right side
    8,250.75x = 59,979,989.73
  5. Step 5: Solve for x
    x = 59,979,989.73/8,250.75
  6. Step 6: Final answer
    x = 7,269.64

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Half scale
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Double scale
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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.