Home / 5,007.72-7,511.22-2,234.64

Finding the Fourth Proportional to 5,007.72, 7,511.22 and 2,234.64

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Solution

The fourth proportional to 5,007.72, 7,511.22 and 2,234.64 is: 3,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.72 : 7,511.22 = 2,234.64 : x
  2. Step 2: Convert to fraction form
    5,007.72/7,511.22 = 2,234.64/x
  3. Step 3: Cross multiply
    5,007.72x = 7,511.22 × 2,234.64
  4. Step 4: Simplify right side
    5,007.72x = 16,784,872.66
  5. Step 5: Solve for x
    x = 16,784,872.66/5,007.72
  6. Step 6: Final answer
    x = 3,351.80

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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.