Home / 11,028.48-15,219.60-5,992.92

Finding the Fourth Proportional to 11,028.48, 15,219.60 and 5,992.92

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Solution

The fourth proportional to 11,028.48, 15,219.60 and 5,992.92 is: 8,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.48 : 15,219.60 = 5,992.92 : x
  2. Step 2: Convert to fraction form
    11,028.48/15,219.60 = 5,992.92/x
  3. Step 3: Cross multiply
    11,028.48x = 15,219.60 × 5,992.92
  4. Step 4: Simplify right side
    11,028.48x = 91,209,845.23
  5. Step 5: Solve for x
    x = 91,209,845.23/11,028.48
  6. Step 6: Final answer
    x = 8,270.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.