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Finding the Fourth Proportional to 7,243.44, 10,865.43 and 2,563.95

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Solution

The fourth proportional to 7,243.44, 10,865.43 and 2,563.95 is: 3,846.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.44 : 10,865.43 = 2,563.95 : x
  2. Step 2: Convert to fraction form
    7,243.44/10,865.43 = 2,563.95/x
  3. Step 3: Cross multiply
    7,243.44x = 10,865.43 × 2,563.95
  4. Step 4: Simplify right side
    7,243.44x = 27,858,361.11
  5. Step 5: Solve for x
    x = 27,858,361.11/7,243.44
  6. Step 6: Final answer
    x = 3,846.01

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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.