Home / 3,861.14-5,792.61-1,263.92

Finding the Fourth Proportional to 3,861.14, 5,792.61 and 1,263.92

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Solution

The fourth proportional to 3,861.14, 5,792.61 and 1,263.92 is: 1,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.14 : 5,792.61 = 1,263.92 : x
  2. Step 2: Convert to fraction form
    3,861.14/5,792.61 = 1,263.92/x
  3. Step 3: Cross multiply
    3,861.14x = 5,792.61 × 1,263.92
  4. Step 4: Simplify right side
    3,861.14x = 7,321,395.63
  5. Step 5: Solve for x
    x = 7,321,395.63/3,861.14
  6. Step 6: Final answer
    x = 1,896.17

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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.