Home / 11,196.68-16,791.26-5,646.51

Finding the Fourth Proportional to 11,196.68, 16,791.26 and 5,646.51

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Solution

The fourth proportional to 11,196.68, 16,791.26 and 5,646.51 is: 8,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.68 : 16,791.26 = 5,646.51 : x
  2. Step 2: Convert to fraction form
    11,196.68/16,791.26 = 5,646.51/x
  3. Step 3: Cross multiply
    11,196.68x = 16,791.26 × 5,646.51
  4. Step 4: Simplify right side
    11,196.68x = 94,811,989.27
  5. Step 5: Solve for x
    x = 94,811,989.27/11,196.68
  6. Step 6: Final answer
    x = 8,467.87

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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.