Home / 4,120.44-6,181.24-1,198.96

Finding the Fourth Proportional to 4,120.44, 6,181.24 and 1,198.96

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Solution

The fourth proportional to 4,120.44, 6,181.24 and 1,198.96 is: 1,798.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.44 : 6,181.24 = 1,198.96 : x
  2. Step 2: Convert to fraction form
    4,120.44/6,181.24 = 1,198.96/x
  3. Step 3: Cross multiply
    4,120.44x = 6,181.24 × 1,198.96
  4. Step 4: Simplify right side
    4,120.44x = 7,411,059.51
  5. Step 5: Solve for x
    x = 7,411,059.51/4,120.44
  6. Step 6: Final answer
    x = 1,798.61

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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.