Home / 11,238.30-16,857.45-4,997.52

Finding the Fourth Proportional to 11,238.30, 16,857.45 and 4,997.52

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Solution

The fourth proportional to 11,238.30, 16,857.45 and 4,997.52 is: 7,496.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.30 : 16,857.45 = 4,997.52 : x
  2. Step 2: Convert to fraction form
    11,238.30/16,857.45 = 4,997.52/x
  3. Step 3: Cross multiply
    11,238.30x = 16,857.45 × 4,997.52
  4. Step 4: Simplify right side
    11,238.30x = 84,245,443.52
  5. Step 5: Solve for x
    x = 84,245,443.52/11,238.30
  6. Step 6: Final answer
    x = 7,496.28

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Half scale
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Double scale
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Similar ratio
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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.