Home / 3,751.24-5,627.16-2,828.56

Finding the Fourth Proportional to 3,751.24, 5,627.16 and 2,828.56

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Solution

The fourth proportional to 3,751.24, 5,627.16 and 2,828.56 is: 4,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.24 : 5,627.16 = 2,828.56 : x
  2. Step 2: Convert to fraction form
    3,751.24/5,627.16 = 2,828.56/x
  3. Step 3: Cross multiply
    3,751.24x = 5,627.16 × 2,828.56
  4. Step 4: Simplify right side
    3,751.24x = 15,916,759.69
  5. Step 5: Solve for x
    x = 15,916,759.69/3,751.24
  6. Step 6: Final answer
    x = 4,243.07

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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.