Home / 11,157.74-16,738.17-3,260.83

Finding the Fourth Proportional to 11,157.74, 16,738.17 and 3,260.83

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Solution

The fourth proportional to 11,157.74, 16,738.17 and 3,260.83 is: 4,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.74 : 16,738.17 = 3,260.83 : x
  2. Step 2: Convert to fraction form
    11,157.74/16,738.17 = 3,260.83/x
  3. Step 3: Cross multiply
    11,157.74x = 16,738.17 × 3,260.83
  4. Step 4: Simplify right side
    11,157.74x = 54,580,326.88
  5. Step 5: Solve for x
    x = 54,580,326.88/11,157.74
  6. Step 6: Final answer
    x = 4,891.70

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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.