Home / 11,268.28-16,906.26-6,347.56

Finding the Fourth Proportional to 11,268.28, 16,906.26 and 6,347.56

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Solution

The fourth proportional to 11,268.28, 16,906.26 and 6,347.56 is: 9,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.28 : 16,906.26 = 6,347.56 : x
  2. Step 2: Convert to fraction form
    11,268.28/16,906.26 = 6,347.56/x
  3. Step 3: Cross multiply
    11,268.28x = 16,906.26 × 6,347.56
  4. Step 4: Simplify right side
    11,268.28x = 107,313,499.73
  5. Step 5: Solve for x
    x = 107,313,499.73/11,268.28
  6. Step 6: Final answer
    x = 9,523.50

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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.