Home / 2,932.62-4,049.64-2,728.50

Finding the Fourth Proportional to 2,932.62, 4,049.64 and 2,728.50

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Solution

The fourth proportional to 2,932.62, 4,049.64 and 2,728.50 is: 3,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.62 : 4,049.64 = 2,728.50 : x
  2. Step 2: Convert to fraction form
    2,932.62/4,049.64 = 2,728.50/x
  3. Step 3: Cross multiply
    2,932.62x = 4,049.64 × 2,728.50
  4. Step 4: Simplify right side
    2,932.62x = 11,049,442.74
  5. Step 5: Solve for x
    x = 11,049,442.74/2,932.62
  6. Step 6: Final answer
    x = 3,767.77

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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.