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Finding the Fourth Proportional to 2,363.78, 3,546.28 and 1,950.99

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Solution

The fourth proportional to 2,363.78, 3,546.28 and 1,950.99 is: 2,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.78 : 3,546.28 = 1,950.99 : x
  2. Step 2: Convert to fraction form
    2,363.78/3,546.28 = 1,950.99/x
  3. Step 3: Cross multiply
    2,363.78x = 3,546.28 × 1,950.99
  4. Step 4: Simplify right side
    2,363.78x = 6,918,745.96
  5. Step 5: Solve for x
    x = 6,918,745.96/2,363.78
  6. Step 6: Final answer
    x = 2,926.98

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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.