Home / 11,027.99-15,218.43-5,992.28

Finding the Fourth Proportional to 11,027.99, 15,218.43 and 5,992.28

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Solution

The fourth proportional to 11,027.99, 15,218.43 and 5,992.28 is: 8,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.99 : 15,218.43 = 5,992.28 : x
  2. Step 2: Convert to fraction form
    11,027.99/15,218.43 = 5,992.28/x
  3. Step 3: Cross multiply
    11,027.99x = 15,218.43 × 5,992.28
  4. Step 4: Simplify right side
    11,027.99x = 91,193,171.54
  5. Step 5: Solve for x
    x = 91,193,171.54/11,027.99
  6. Step 6: Final answer
    x = 8,269.25

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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.