Home / 11,268.20-16,899.26-4,243.73

Finding the Fourth Proportional to 11,268.20, 16,899.26 and 4,243.73

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Solution

The fourth proportional to 11,268.20, 16,899.26 and 4,243.73 is: 6,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.20 : 16,899.26 = 4,243.73 : x
  2. Step 2: Convert to fraction form
    11,268.20/16,899.26 = 4,243.73/x
  3. Step 3: Cross multiply
    11,268.20x = 16,899.26 × 4,243.73
  4. Step 4: Simplify right side
    11,268.20x = 71,715,896.64
  5. Step 5: Solve for x
    x = 71,715,896.64/11,268.20
  6. Step 6: Final answer
    x = 6,364.45

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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.