Home / 8,939.91-13,407.96-3,016.26

Finding the Fourth Proportional to 8,939.91, 13,407.96 and 3,016.26

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Solution

The fourth proportional to 8,939.91, 13,407.96 and 3,016.26 is: 4,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.91 : 13,407.96 = 3,016.26 : x
  2. Step 2: Convert to fraction form
    8,939.91/13,407.96 = 3,016.26/x
  3. Step 3: Cross multiply
    8,939.91x = 13,407.96 × 3,016.26
  4. Step 4: Simplify right side
    8,939.91x = 40,441,893.43
  5. Step 5: Solve for x
    x = 40,441,893.43/8,939.91
  6. Step 6: Final answer
    x = 4,523.75

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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.