Home / 7,242.73-10,857.94-2,863.27

Finding the Fourth Proportional to 7,242.73, 10,857.94 and 2,863.27

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Solution

The fourth proportional to 7,242.73, 10,857.94 and 2,863.27 is: 4,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242.73 : 10,857.94 = 2,863.27 : x
  2. Step 2: Convert to fraction form
    7,242.73/10,857.94 = 2,863.27/x
  3. Step 3: Cross multiply
    7,242.73x = 10,857.94 × 2,863.27
  4. Step 4: Simplify right side
    7,242.73x = 31,089,213.86
  5. Step 5: Solve for x
    x = 31,089,213.86/7,242.73
  6. Step 6: Final answer
    x = 4,292.47

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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.