Home / 3,849.49-5,311.61-2,277.01

Finding the Fourth Proportional to 3,849.49, 5,311.61 and 2,277.01

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Solution

The fourth proportional to 3,849.49, 5,311.61 and 2,277.01 is: 3,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.49 : 5,311.61 = 2,277.01 : x
  2. Step 2: Convert to fraction form
    3,849.49/5,311.61 = 2,277.01/x
  3. Step 3: Cross multiply
    3,849.49x = 5,311.61 × 2,277.01
  4. Step 4: Simplify right side
    3,849.49x = 12,094,589.09
  5. Step 5: Solve for x
    x = 12,094,589.09/3,849.49
  6. Step 6: Final answer
    x = 3,141.87

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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.