Home / 11,027.42-15,217.83-5,991.65

Finding the Fourth Proportional to 11,027.42, 15,217.83 and 5,991.65

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Solution

The fourth proportional to 11,027.42, 15,217.83 and 5,991.65 is: 8,268.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.42 : 15,217.83 = 5,991.65 : x
  2. Step 2: Convert to fraction form
    11,027.42/15,217.83 = 5,991.65/x
  3. Step 3: Cross multiply
    11,027.42x = 15,217.83 × 5,991.65
  4. Step 4: Simplify right side
    11,027.42x = 91,179,911.12
  5. Step 5: Solve for x
    x = 91,179,911.12/11,027.42
  6. Step 6: Final answer
    x = 8,268.47

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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.