Home / 3,800.37-5,234.98-3,170.69

Finding the Fourth Proportional to 3,800.37, 5,234.98 and 3,170.69

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Solution

The fourth proportional to 3,800.37, 5,234.98 and 3,170.69 is: 4,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.37 : 5,234.98 = 3,170.69 : x
  2. Step 2: Convert to fraction form
    3,800.37/5,234.98 = 3,170.69/x
  3. Step 3: Cross multiply
    3,800.37x = 5,234.98 × 3,170.69
  4. Step 4: Simplify right side
    3,800.37x = 16,598,519.66
  5. Step 5: Solve for x
    x = 16,598,519.66/3,800.37
  6. Step 6: Final answer
    x = 4,367.61

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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.