Home / 5,122.08-7,069.92-3,234

Finding the Fourth Proportional to 5,122.08, 7,069.92 and 3,234

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Solution

The fourth proportional to 5,122.08, 7,069.92 and 3,234 is: 4,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.08 : 7,069.92 = 3,234 : x
  2. Step 2: Convert to fraction form
    5,122.08/7,069.92 = 3,234/x
  3. Step 3: Cross multiply
    5,122.08x = 7,069.92 × 3,234
  4. Step 4: Simplify right side
    5,122.08x = 22,864,121.28
  5. Step 5: Solve for x
    x = 22,864,121.28/5,122.08
  6. Step 6: Final answer
    x = 4,463.84

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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.