Home / 11,160.98-16,743-3,767.56

Finding the Fourth Proportional to 11,160.98, 16,743 and 3,767.56

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Solution

The fourth proportional to 11,160.98, 16,743 and 3,767.56 is: 5,651.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.98 : 16,743 = 3,767.56 : x
  2. Step 2: Convert to fraction form
    11,160.98/16,743 = 3,767.56/x
  3. Step 3: Cross multiply
    11,160.98x = 16,743 × 3,767.56
  4. Step 4: Simplify right side
    11,160.98x = 63,080,257.08
  5. Step 5: Solve for x
    x = 63,080,257.08/11,160.98
  6. Step 6: Final answer
    x = 5,651.86

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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.