Home / 8,165.52-11,268.38-4,439.52

Finding the Fourth Proportional to 8,165.52, 11,268.38 and 4,439.52

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Solution

The fourth proportional to 8,165.52, 11,268.38 and 4,439.52 is: 6,126.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.52 : 11,268.38 = 4,439.52 : x
  2. Step 2: Convert to fraction form
    8,165.52/11,268.38 = 4,439.52/x
  3. Step 3: Cross multiply
    8,165.52x = 11,268.38 × 4,439.52
  4. Step 4: Simplify right side
    8,165.52x = 50,026,198.38
  5. Step 5: Solve for x
    x = 50,026,198.38/8,165.52
  6. Step 6: Final answer
    x = 6,126.52

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Half 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.