Home / 11,234.10-16,852.86-3,632.85

Finding the Fourth Proportional to 11,234.10, 16,852.86 and 3,632.85

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Solution

The fourth proportional to 11,234.10, 16,852.86 and 3,632.85 is: 5,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.10 : 16,852.86 = 3,632.85 : x
  2. Step 2: Convert to fraction form
    11,234.10/16,852.86 = 3,632.85/x
  3. Step 3: Cross multiply
    11,234.10x = 16,852.86 × 3,632.85
  4. Step 4: Simplify right side
    11,234.10x = 61,223,912.45
  5. Step 5: Solve for x
    x = 61,223,912.45/11,234.10
  6. Step 6: Final answer
    x = 5,449.83

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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.