Home / 2,551.92-3,828.24-2,542.56

Finding the Fourth Proportional to 2,551.92, 3,828.24 and 2,542.56

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Solution

The fourth proportional to 2,551.92, 3,828.24 and 2,542.56 is: 3,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.92 : 3,828.24 = 2,542.56 : x
  2. Step 2: Convert to fraction form
    2,551.92/3,828.24 = 2,542.56/x
  3. Step 3: Cross multiply
    2,551.92x = 3,828.24 × 2,542.56
  4. Step 4: Simplify right side
    2,551.92x = 9,733,529.89
  5. Step 5: Solve for x
    x = 9,733,529.89/2,551.92
  6. Step 6: Final answer
    x = 3,814.20

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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.