Home / 4,081.96-6,122.89-1,003.96

Finding the Fourth Proportional to 4,081.96, 6,122.89 and 1,003.96

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Solution

The fourth proportional to 4,081.96, 6,122.89 and 1,003.96 is: 1,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.96 : 6,122.89 = 1,003.96 : x
  2. Step 2: Convert to fraction form
    4,081.96/6,122.89 = 1,003.96/x
  3. Step 3: Cross multiply
    4,081.96x = 6,122.89 × 1,003.96
  4. Step 4: Simplify right side
    4,081.96x = 6,147,136.64
  5. Step 5: Solve for x
    x = 6,147,136.64/4,081.96
  6. Step 6: Final answer
    x = 1,505.93

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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.