Home / 11,327.25-16,998.21-4,401.75

Finding the Fourth Proportional to 11,327.25, 16,998.21 and 4,401.75

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Solution

The fourth proportional to 11,327.25, 16,998.21 and 4,401.75 is: 6,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.25 : 16,998.21 = 4,401.75 : x
  2. Step 2: Convert to fraction form
    11,327.25/16,998.21 = 4,401.75/x
  3. Step 3: Cross multiply
    11,327.25x = 16,998.21 × 4,401.75
  4. Step 4: Simplify right side
    11,327.25x = 74,821,870.87
  5. Step 5: Solve for x
    x = 74,821,870.87/11,327.25
  6. Step 6: Final answer
    x = 6,605.48

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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.