Home / 10,163.22-15,245.64-3,237.72

Finding the Fourth Proportional to 10,163.22, 15,245.64 and 3,237.72

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Solution

The fourth proportional to 10,163.22, 15,245.64 and 3,237.72 is: 4,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.22 : 15,245.64 = 3,237.72 : x
  2. Step 2: Convert to fraction form
    10,163.22/15,245.64 = 3,237.72/x
  3. Step 3: Cross multiply
    10,163.22x = 15,245.64 × 3,237.72
  4. Step 4: Simplify right side
    10,163.22x = 49,361,113.54
  5. Step 5: Solve for x
    x = 49,361,113.54/10,163.22
  6. Step 6: Final answer
    x = 4,856.84

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1.5x scale

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.