Home / 3,645.62-5,029.52-2,245.94

Finding the Fourth Proportional to 3,645.62, 5,029.52 and 2,245.94

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Solution

The fourth proportional to 3,645.62, 5,029.52 and 2,245.94 is: 3,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.62 : 5,029.52 = 2,245.94 : x
  2. Step 2: Convert to fraction form
    3,645.62/5,029.52 = 2,245.94/x
  3. Step 3: Cross multiply
    3,645.62x = 5,029.52 × 2,245.94
  4. Step 4: Simplify right side
    3,645.62x = 11,296,000.15
  5. Step 5: Solve for x
    x = 11,296,000.15/3,645.62
  6. Step 6: Final answer
    x = 3,098.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.