Home / 11,293.68-16,940.56-7,996.80

Finding the Fourth Proportional to 11,293.68, 16,940.56 and 7,996.80

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Solution

The fourth proportional to 11,293.68, 16,940.56 and 7,996.80 is: 11,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.68 : 16,940.56 = 7,996.80 : x
  2. Step 2: Convert to fraction form
    11,293.68/16,940.56 = 7,996.80/x
  3. Step 3: Cross multiply
    11,293.68x = 16,940.56 × 7,996.80
  4. Step 4: Simplify right side
    11,293.68x = 135,470,270.21
  5. Step 5: Solve for x
    x = 135,470,270.21/11,293.68
  6. Step 6: Final answer
    x = 11,995.23

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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.