Home / 9,215.44-13,828.44-3,371.28

Finding the Fourth Proportional to 9,215.44, 13,828.44 and 3,371.28

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Solution

The fourth proportional to 9,215.44, 13,828.44 and 3,371.28 is: 5,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.44 : 13,828.44 = 3,371.28 : x
  2. Step 2: Convert to fraction form
    9,215.44/13,828.44 = 3,371.28/x
  3. Step 3: Cross multiply
    9,215.44x = 13,828.44 × 3,371.28
  4. Step 4: Simplify right side
    9,215.44x = 46,619,543.20
  5. Step 5: Solve for x
    x = 46,619,543.20/9,215.44
  6. Step 6: Final answer
    x = 5,058.85

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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.