Home / 8,246.25-11,380.55-4,520.97

Finding the Fourth Proportional to 8,246.25, 11,380.55 and 4,520.97

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Solution

The fourth proportional to 8,246.25, 11,380.55 and 4,520.97 is: 6,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.25 : 11,380.55 = 4,520.97 : x
  2. Step 2: Convert to fraction form
    8,246.25/11,380.55 = 4,520.97/x
  3. Step 3: Cross multiply
    8,246.25x = 11,380.55 × 4,520.97
  4. Step 4: Simplify right side
    8,246.25x = 51,451,102.53
  5. Step 5: Solve for x
    x = 51,451,102.53/8,246.25
  6. Step 6: Final answer
    x = 6,239.33

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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.