Home / 8,296.97-11,449.64-4,520.09

Finding the Fourth Proportional to 8,296.97, 11,449.64 and 4,520.09

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Solution

The fourth proportional to 8,296.97, 11,449.64 and 4,520.09 is: 6,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.97 : 11,449.64 = 4,520.09 : x
  2. Step 2: Convert to fraction form
    8,296.97/11,449.64 = 4,520.09/x
  3. Step 3: Cross multiply
    8,296.97x = 11,449.64 × 4,520.09
  4. Step 4: Simplify right side
    8,296.97x = 51,753,323.42
  5. Step 5: Solve for x
    x = 51,753,323.42/8,296.97
  6. Step 6: Final answer
    x = 6,237.62

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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.