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Finding the Fourth Proportional to 3,360.69, 5,040.90 and 2,369.39

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Solution

The fourth proportional to 3,360.69, 5,040.90 and 2,369.39 is: 3,553.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.69 : 5,040.90 = 2,369.39 : x
  2. Step 2: Convert to fraction form
    3,360.69/5,040.90 = 2,369.39/x
  3. Step 3: Cross multiply
    3,360.69x = 5,040.90 × 2,369.39
  4. Step 4: Simplify right side
    3,360.69x = 11,943,832.85
  5. Step 5: Solve for x
    x = 11,943,832.85/3,360.69
  6. Step 6: Final answer
    x = 3,553.98

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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.