Home / 8,151.63-11,249.24-4,425.63

Finding the Fourth Proportional to 8,151.63, 11,249.24 and 4,425.63

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Solution

The fourth proportional to 8,151.63, 11,249.24 and 4,425.63 is: 6,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.63 : 11,249.24 = 4,425.63 : x
  2. Step 2: Convert to fraction form
    8,151.63/11,249.24 = 4,425.63/x
  3. Step 3: Cross multiply
    8,151.63x = 11,249.24 × 4,425.63
  4. Step 4: Simplify right side
    8,151.63x = 49,784,974.02
  5. Step 5: Solve for x
    x = 49,784,974.02/8,151.63
  6. Step 6: Final answer
    x = 6,107.36

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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.