Home / 2,551.14-3,828.87-1,013.22

Finding the Fourth Proportional to 2,551.14, 3,828.87 and 1,013.22

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Solution

The fourth proportional to 2,551.14, 3,828.87 and 1,013.22 is: 1,520.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.14 : 3,828.87 = 1,013.22 : x
  2. Step 2: Convert to fraction form
    2,551.14/3,828.87 = 1,013.22/x
  3. Step 3: Cross multiply
    2,551.14x = 3,828.87 × 1,013.22
  4. Step 4: Simplify right side
    2,551.14x = 3,879,487.66
  5. Step 5: Solve for x
    x = 3,879,487.66/2,551.14
  6. Step 6: Final answer
    x = 1,520.69

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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.