Home / 5,371.24-8,057.94-1,861.06

Finding the Fourth Proportional to 5,371.24, 8,057.94 and 1,861.06

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Solution

The fourth proportional to 5,371.24, 8,057.94 and 1,861.06 is: 2,791.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.24 : 8,057.94 = 1,861.06 : x
  2. Step 2: Convert to fraction form
    5,371.24/8,057.94 = 1,861.06/x
  3. Step 3: Cross multiply
    5,371.24x = 8,057.94 × 1,861.06
  4. Step 4: Simplify right side
    5,371.24x = 14,996,309.82
  5. Step 5: Solve for x
    x = 14,996,309.82/5,371.24
  6. Step 6: Final answer
    x = 2,791.96

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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.