Home / 2,311.25-3,464.76-849.29

Finding the Fourth Proportional to 2,311.25, 3,464.76 and 849.29

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Solution

The fourth proportional to 2,311.25, 3,464.76 and 849.29 is: 1,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.25 : 3,464.76 = 849.29 : x
  2. Step 2: Convert to fraction form
    2,311.25/3,464.76 = 849.29/x
  3. Step 3: Cross multiply
    2,311.25x = 3,464.76 × 849.29
  4. Step 4: Simplify right side
    2,311.25x = 2,942,586.02
  5. Step 5: Solve for x
    x = 2,942,586.02/2,311.25
  6. Step 6: Final answer
    x = 1,273.16

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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.