Home / 2,552.29-3,828.43-1,319.06

Finding the Fourth Proportional to 2,552.29, 3,828.43 and 1,319.06

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Solution

The fourth proportional to 2,552.29, 3,828.43 and 1,319.06 is: 1,978.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.29 : 3,828.43 = 1,319.06 : x
  2. Step 2: Convert to fraction form
    2,552.29/3,828.43 = 1,319.06/x
  3. Step 3: Cross multiply
    2,552.29x = 3,828.43 × 1,319.06
  4. Step 4: Simplify right side
    2,552.29x = 5,049,928.88
  5. Step 5: Solve for x
    x = 5,049,928.88/2,552.29
  6. Step 6: Final answer
    x = 1,978.59

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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.