Home / 11,181.24-16,772.90-3,176.01

Finding the Fourth Proportional to 11,181.24, 16,772.90 and 3,176.01

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Solution

The fourth proportional to 11,181.24, 16,772.90 and 3,176.01 is: 4,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.24 : 16,772.90 = 3,176.01 : x
  2. Step 2: Convert to fraction form
    11,181.24/16,772.90 = 3,176.01/x
  3. Step 3: Cross multiply
    11,181.24x = 16,772.90 × 3,176.01
  4. Step 4: Simplify right side
    11,181.24x = 53,270,882.25
  5. Step 5: Solve for x
    x = 53,270,882.25/11,181.24
  6. Step 6: Final answer
    x = 4,764.31

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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.