Home / 2,723.94-4,086.92-1,553.22

Finding the Fourth Proportional to 2,723.94, 4,086.92 and 1,553.22

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Solution

The fourth proportional to 2,723.94, 4,086.92 and 1,553.22 is: 2,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.94 : 4,086.92 = 1,553.22 : x
  2. Step 2: Convert to fraction form
    2,723.94/4,086.92 = 1,553.22/x
  3. Step 3: Cross multiply
    2,723.94x = 4,086.92 × 1,553.22
  4. Step 4: Simplify right side
    2,723.94x = 6,347,878.12
  5. Step 5: Solve for x
    x = 6,347,878.12/2,723.94
  6. Step 6: Final answer
    x = 2,330.40

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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.