Home / 3,861.14-5,792.52-1,263.90

Finding the Fourth Proportional to 3,861.14, 5,792.52 and 1,263.90

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Solution

The fourth proportional to 3,861.14, 5,792.52 and 1,263.90 is: 1,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.14 : 5,792.52 = 1,263.90 : x
  2. Step 2: Convert to fraction form
    3,861.14/5,792.52 = 1,263.90/x
  3. Step 3: Cross multiply
    3,861.14x = 5,792.52 × 1,263.90
  4. Step 4: Simplify right side
    3,861.14x = 7,321,166.03
  5. Step 5: Solve for x
    x = 7,321,166.03/3,861.14
  6. Step 6: Final answer
    x = 1,896.12

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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.