Home / 11,467.53-17,199.14-3,147.75

Finding the Fourth Proportional to 11,467.53, 17,199.14 and 3,147.75

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Solution

The fourth proportional to 11,467.53, 17,199.14 and 3,147.75 is: 4,721.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.53 : 17,199.14 = 3,147.75 : x
  2. Step 2: Convert to fraction form
    11,467.53/17,199.14 = 3,147.75/x
  3. Step 3: Cross multiply
    11,467.53x = 17,199.14 × 3,147.75
  4. Step 4: Simplify right side
    11,467.53x = 54,138,577.20
  5. Step 5: Solve for x
    x = 54,138,577.20/11,467.53
  6. Step 6: Final answer
    x = 4,721.03

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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.