Home / 2,257.44-3,116.28-1,326

Finding the Fourth Proportional to 2,257.44, 3,116.28 and 1,326

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Solution

The fourth proportional to 2,257.44, 3,116.28 and 1,326 is: 1,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.44 : 3,116.28 = 1,326 : x
  2. Step 2: Convert to fraction form
    2,257.44/3,116.28 = 1,326/x
  3. Step 3: Cross multiply
    2,257.44x = 3,116.28 × 1,326
  4. Step 4: Simplify right side
    2,257.44x = 4,132,187.28
  5. Step 5: Solve for x
    x = 4,132,187.28/2,257.44
  6. Step 6: Final answer
    x = 1,830.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.