Home / 11,467.22-17,198.98-3,145.31

Finding the Fourth Proportional to 11,467.22, 17,198.98 and 3,145.31

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Solution

The fourth proportional to 11,467.22, 17,198.98 and 3,145.31 is: 4,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.22 : 17,198.98 = 3,145.31 : x
  2. Step 2: Convert to fraction form
    11,467.22/17,198.98 = 3,145.31/x
  3. Step 3: Cross multiply
    11,467.22x = 17,198.98 × 3,145.31
  4. Step 4: Simplify right side
    11,467.22x = 54,096,029.93
  5. Step 5: Solve for x
    x = 54,096,029.93/11,467.22
  6. Step 6: Final answer
    x = 4,717.45

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1.5x scale

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.