Home / 2,738.87-4,110.12-1,007.49

Finding the Fourth Proportional to 2,738.87, 4,110.12 and 1,007.49

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Solution

The fourth proportional to 2,738.87, 4,110.12 and 1,007.49 is: 1,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.87 : 4,110.12 = 1,007.49 : x
  2. Step 2: Convert to fraction form
    2,738.87/4,110.12 = 1,007.49/x
  3. Step 3: Cross multiply
    2,738.87x = 4,110.12 × 1,007.49
  4. Step 4: Simplify right side
    2,738.87x = 4,140,915.85
  5. Step 5: Solve for x
    x = 4,140,915.85/2,738.87
  6. Step 6: Final answer
    x = 1,511.91

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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.