Home / 5,912.73-8,861.81-3,280.14

Finding the Fourth Proportional to 5,912.73, 8,861.81 and 3,280.14

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Solution

The fourth proportional to 5,912.73, 8,861.81 and 3,280.14 is: 4,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.73 : 8,861.81 = 3,280.14 : x
  2. Step 2: Convert to fraction form
    5,912.73/8,861.81 = 3,280.14/x
  3. Step 3: Cross multiply
    5,912.73x = 8,861.81 × 3,280.14
  4. Step 4: Simplify right side
    5,912.73x = 29,067,961.05
  5. Step 5: Solve for x
    x = 29,067,961.05/5,912.73
  6. Step 6: Final answer
    x = 4,916.17

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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.