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Finding the Fourth Proportional to 7,243.98, 10,866.81 and 2,563.02

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Solution

The fourth proportional to 7,243.98, 10,866.81 and 2,563.02 is: 3,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.98 : 10,866.81 = 2,563.02 : x
  2. Step 2: Convert to fraction form
    7,243.98/10,866.81 = 2,563.02/x
  3. Step 3: Cross multiply
    7,243.98x = 10,866.81 × 2,563.02
  4. Step 4: Simplify right side
    7,243.98x = 27,851,851.37
  5. Step 5: Solve for x
    x = 27,851,851.37/7,243.98
  6. Step 6: Final answer
    x = 3,844.83

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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.