Home / 4,171.68-6,252.66-1,861.56

Finding the Fourth Proportional to 4,171.68, 6,252.66 and 1,861.56

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Solution

The fourth proportional to 4,171.68, 6,252.66 and 1,861.56 is: 2,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.68 : 6,252.66 = 1,861.56 : x
  2. Step 2: Convert to fraction form
    4,171.68/6,252.66 = 1,861.56/x
  3. Step 3: Cross multiply
    4,171.68x = 6,252.66 × 1,861.56
  4. Step 4: Simplify right side
    4,171.68x = 11,639,701.75
  5. Step 5: Solve for x
    x = 11,639,701.75/4,171.68
  6. Step 6: Final answer
    x = 2,790.17

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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.