Home / 11,786.13-17,655.32-5,452.01

Finding the Fourth Proportional to 11,786.13, 17,655.32 and 5,452.01

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Solution

The fourth proportional to 11,786.13, 17,655.32 and 5,452.01 is: 8,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.13 : 17,655.32 = 5,452.01 : x
  2. Step 2: Convert to fraction form
    11,786.13/17,655.32 = 5,452.01/x
  3. Step 3: Cross multiply
    11,786.13x = 17,655.32 × 5,452.01
  4. Step 4: Simplify right side
    11,786.13x = 96,256,865.66
  5. Step 5: Solve for x
    x = 96,256,865.66/11,786.13
  6. Step 6: Final answer
    x = 8,166.96

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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.