Home / 11,160.42-16,743.18-3,764.70

Finding the Fourth Proportional to 11,160.42, 16,743.18 and 3,764.70

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Solution

The fourth proportional to 11,160.42, 16,743.18 and 3,764.70 is: 5,647.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.42 : 16,743.18 = 3,764.70 : x
  2. Step 2: Convert to fraction form
    11,160.42/16,743.18 = 3,764.70/x
  3. Step 3: Cross multiply
    11,160.42x = 16,743.18 × 3,764.70
  4. Step 4: Simplify right side
    11,160.42x = 63,033,049.75
  5. Step 5: Solve for x
    x = 63,033,049.75/11,160.42
  6. Step 6: Final answer
    x = 5,647.91

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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.