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Finding the Fourth Proportional to 10,672.14, 16,010.22 and 4,097.82

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Solution

The fourth proportional to 10,672.14, 16,010.22 and 4,097.82 is: 6,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.14 : 16,010.22 = 4,097.82 : x
  2. Step 2: Convert to fraction form
    10,672.14/16,010.22 = 4,097.82/x
  3. Step 3: Cross multiply
    10,672.14x = 16,010.22 × 4,097.82
  4. Step 4: Simplify right side
    10,672.14x = 65,607,075.13
  5. Step 5: Solve for x
    x = 65,607,075.13/10,672.14
  6. Step 6: Final answer
    x = 6,147.51

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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.