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Finding the Fourth Proportional to 6,672.11, 10,001.21 and 2,509.25

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Solution

The fourth proportional to 6,672.11, 10,001.21 and 2,509.25 is: 3,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.11 : 10,001.21 = 2,509.25 : x
  2. Step 2: Convert to fraction form
    6,672.11/10,001.21 = 2,509.25/x
  3. Step 3: Cross multiply
    6,672.11x = 10,001.21 × 2,509.25
  4. Step 4: Simplify right side
    6,672.11x = 25,095,567.47
  5. Step 5: Solve for x
    x = 25,095,567.47/6,672.11
  6. Step 6: Final answer
    x = 3,761.26

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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.