Home / 9,008.37-13,512.56-3,163.61

Finding the Fourth Proportional to 9,008.37, 13,512.56 and 3,163.61

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Solution

The fourth proportional to 9,008.37, 13,512.56 and 3,163.61 is: 4,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.37 : 13,512.56 = 3,163.61 : x
  2. Step 2: Convert to fraction form
    9,008.37/13,512.56 = 3,163.61/x
  3. Step 3: Cross multiply
    9,008.37x = 13,512.56 × 3,163.61
  4. Step 4: Simplify right side
    9,008.37x = 42,748,487.90
  5. Step 5: Solve for x
    x = 42,748,487.90/9,008.37
  6. Step 6: Final answer
    x = 4,745.42

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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.