Home / 4,251.67-6,374.43-2,861.56

Finding the Fourth Proportional to 4,251.67, 6,374.43 and 2,861.56

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Solution

The fourth proportional to 4,251.67, 6,374.43 and 2,861.56 is: 4,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.67 : 6,374.43 = 2,861.56 : x
  2. Step 2: Convert to fraction form
    4,251.67/6,374.43 = 2,861.56/x
  3. Step 3: Cross multiply
    4,251.67x = 6,374.43 × 2,861.56
  4. Step 4: Simplify right side
    4,251.67x = 18,240,813.91
  5. Step 5: Solve for x
    x = 18,240,813.91/4,251.67
  6. Step 6: Final answer
    x = 4,290.27

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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.