Home / 3,069.32-4,234.56-2,061.28

Finding the Fourth Proportional to 3,069.32, 4,234.56 and 2,061.28

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Solution

The fourth proportional to 3,069.32, 4,234.56 and 2,061.28 is: 2,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.32 : 4,234.56 = 2,061.28 : x
  2. Step 2: Convert to fraction form
    3,069.32/4,234.56 = 2,061.28/x
  3. Step 3: Cross multiply
    3,069.32x = 4,234.56 × 2,061.28
  4. Step 4: Simplify right side
    3,069.32x = 8,728,613.84
  5. Step 5: Solve for x
    x = 8,728,613.84/3,069.32
  6. Step 6: Final answer
    x = 2,843.83

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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.