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Finding the Fourth Proportional to 5,530.25, 8,299.02 and 2,067.50

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Solution

The fourth proportional to 5,530.25, 8,299.02 and 2,067.50 is: 3,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.25 : 8,299.02 = 2,067.50 : x
  2. Step 2: Convert to fraction form
    5,530.25/8,299.02 = 2,067.50/x
  3. Step 3: Cross multiply
    5,530.25x = 8,299.02 × 2,067.50
  4. Step 4: Simplify right side
    5,530.25x = 17,158,223.85
  5. Step 5: Solve for x
    x = 17,158,223.85/5,530.25
  6. Step 6: Final answer
    x = 3,102.61

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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.