Home / 4,171.46-6,257.19-1,705.85

Finding the Fourth Proportional to 4,171.46, 6,257.19 and 1,705.85

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Solution

The fourth proportional to 4,171.46, 6,257.19 and 1,705.85 is: 2,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.46 : 6,257.19 = 1,705.85 : x
  2. Step 2: Convert to fraction form
    4,171.46/6,257.19 = 1,705.85/x
  3. Step 3: Cross multiply
    4,171.46x = 6,257.19 × 1,705.85
  4. Step 4: Simplify right side
    4,171.46x = 10,673,827.56
  5. Step 5: Solve for x
    x = 10,673,827.56/4,171.46
  6. Step 6: Final answer
    x = 2,558.78

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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.