Home / 4,078.32-6,115.94-1,736.86

Finding the Fourth Proportional to 4,078.32, 6,115.94 and 1,736.86

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Solution

The fourth proportional to 4,078.32, 6,115.94 and 1,736.86 is: 2,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.32 : 6,115.94 = 1,736.86 : x
  2. Step 2: Convert to fraction form
    4,078.32/6,115.94 = 1,736.86/x
  3. Step 3: Cross multiply
    4,078.32x = 6,115.94 × 1,736.86
  4. Step 4: Simplify right side
    4,078.32x = 10,622,531.55
  5. Step 5: Solve for x
    x = 10,622,531.55/4,078.32
  6. Step 6: Final answer
    x = 2,604.63

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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.