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Finding the Fourth Proportional to 7,047.66, 10,576.62 and 2,665.11

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Solution

The fourth proportional to 7,047.66, 10,576.62 and 2,665.11 is: 3,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.66 : 10,576.62 = 2,665.11 : x
  2. Step 2: Convert to fraction form
    7,047.66/10,576.62 = 2,665.11/x
  3. Step 3: Cross multiply
    7,047.66x = 10,576.62 × 2,665.11
  4. Step 4: Simplify right side
    7,047.66x = 28,187,855.73
  5. Step 5: Solve for x
    x = 28,187,855.73/7,047.66
  6. Step 6: Final answer
    x = 3,999.60

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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.