Home / 11,181.26-16,769.87-4,517.51

Finding the Fourth Proportional to 11,181.26, 16,769.87 and 4,517.51

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Solution

The fourth proportional to 11,181.26, 16,769.87 and 4,517.51 is: 6,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.26 : 16,769.87 = 4,517.51 : x
  2. Step 2: Convert to fraction form
    11,181.26/16,769.87 = 4,517.51/x
  3. Step 3: Cross multiply
    11,181.26x = 16,769.87 × 4,517.51
  4. Step 4: Simplify right side
    11,181.26x = 75,758,074.76
  5. Step 5: Solve for x
    x = 75,758,074.76/11,181.26
  6. Step 6: Final answer
    x = 6,775.45

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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.