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Finding the Fourth Proportional to 4,917.24, 7,361.24 and 2,963.52

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Solution

The fourth proportional to 4,917.24, 7,361.24 and 2,963.52 is: 4,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.24 : 7,361.24 = 2,963.52 : x
  2. Step 2: Convert to fraction form
    4,917.24/7,361.24 = 2,963.52/x
  3. Step 3: Cross multiply
    4,917.24x = 7,361.24 × 2,963.52
  4. Step 4: Simplify right side
    4,917.24x = 21,815,167.15
  5. Step 5: Solve for x
    x = 21,815,167.15/4,917.24
  6. Step 6: Final answer
    x = 4,436.47

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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.