Home / 4,916.25-7,375.46-1,838.25

Finding the Fourth Proportional to 4,916.25, 7,375.46 and 1,838.25

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Solution

The fourth proportional to 4,916.25, 7,375.46 and 1,838.25 is: 2,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.25 : 7,375.46 = 1,838.25 : x
  2. Step 2: Convert to fraction form
    4,916.25/7,375.46 = 1,838.25/x
  3. Step 3: Cross multiply
    4,916.25x = 7,375.46 × 1,838.25
  4. Step 4: Simplify right side
    4,916.25x = 13,557,930.15
  5. Step 5: Solve for x
    x = 13,557,930.15/4,916.25
  6. Step 6: Final answer
    x = 2,757.78

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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.