Home / 3,511.44-4,845.24-2,019

Finding the Fourth Proportional to 3,511.44, 4,845.24 and 2,019

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Solution

The fourth proportional to 3,511.44, 4,845.24 and 2,019 is: 2,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.44 : 4,845.24 = 2,019 : x
  2. Step 2: Convert to fraction form
    3,511.44/4,845.24 = 2,019/x
  3. Step 3: Cross multiply
    3,511.44x = 4,845.24 × 2,019
  4. Step 4: Simplify right side
    3,511.44x = 9,782,539.56
  5. Step 5: Solve for x
    x = 9,782,539.56/3,511.44
  6. Step 6: Final answer
    x = 2,785.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.