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Finding the Fourth Proportional to 7,299.88, 10,073.25 and 4,113

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Solution

The fourth proportional to 7,299.88, 10,073.25 and 4,113 is: 5,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.88 : 10,073.25 = 4,113 : x
  2. Step 2: Convert to fraction form
    7,299.88/10,073.25 = 4,113/x
  3. Step 3: Cross multiply
    7,299.88x = 10,073.25 × 4,113
  4. Step 4: Simplify right side
    7,299.88x = 41,431,277.25
  5. Step 5: Solve for x
    x = 41,431,277.25/7,299.88
  6. Step 6: Final answer
    x = 5,675.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.