Home / 11,161.17-16,741.28-3,369.75

Finding the Fourth Proportional to 11,161.17, 16,741.28 and 3,369.75

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Solution

The fourth proportional to 11,161.17, 16,741.28 and 3,369.75 is: 5,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.17 : 16,741.28 = 3,369.75 : x
  2. Step 2: Convert to fraction form
    11,161.17/16,741.28 = 3,369.75/x
  3. Step 3: Cross multiply
    11,161.17x = 16,741.28 × 3,369.75
  4. Step 4: Simplify right side
    11,161.17x = 56,413,911.43
  5. Step 5: Solve for x
    x = 56,413,911.43/11,161.17
  6. Step 6: Final answer
    x = 5,054.48

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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.