Home / 2,099.08-3,147.66-1,003.96

Finding the Fourth Proportional to 2,099.08, 3,147.66 and 1,003.96

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Solution

The fourth proportional to 2,099.08, 3,147.66 and 1,003.96 is: 1,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.08 : 3,147.66 = 1,003.96 : x
  2. Step 2: Convert to fraction form
    2,099.08/3,147.66 = 1,003.96/x
  3. Step 3: Cross multiply
    2,099.08x = 3,147.66 × 1,003.96
  4. Step 4: Simplify right side
    2,099.08x = 3,160,124.73
  5. Step 5: Solve for x
    x = 3,160,124.73/2,099.08
  6. Step 6: Final answer
    x = 1,505.48

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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.