Home / 2,553.21-3,833.46-2,509.47

Finding the Fourth Proportional to 2,553.21, 3,833.46 and 2,509.47

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Solution

The fourth proportional to 2,553.21, 3,833.46 and 2,509.47 is: 3,767.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.21 : 3,833.46 = 2,509.47 : x
  2. Step 2: Convert to fraction form
    2,553.21/3,833.46 = 2,509.47/x
  3. Step 3: Cross multiply
    2,553.21x = 3,833.46 × 2,509.47
  4. Step 4: Simplify right side
    2,553.21x = 9,619,952.87
  5. Step 5: Solve for x
    x = 9,619,952.87/2,553.21
  6. Step 6: Final answer
    x = 3,767.79

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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.