Home / 11,629.20-16,048.11-6,323.88

Finding the Fourth Proportional to 11,629.20, 16,048.11 and 6,323.88

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Solution

The fourth proportional to 11,629.20, 16,048.11 and 6,323.88 is: 8,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.20 : 16,048.11 = 6,323.88 : x
  2. Step 2: Convert to fraction form
    11,629.20/16,048.11 = 6,323.88/x
  3. Step 3: Cross multiply
    11,629.20x = 16,048.11 × 6,323.88
  4. Step 4: Simplify right side
    11,629.20x = 101,486,321.87
  5. Step 5: Solve for x
    x = 101,486,321.87/11,629.20
  6. Step 6: Final answer
    x = 8,726.85

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1.5x scale

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.