Home / 9,028.82-13,538.27-2,787.14

Finding the Fourth Proportional to 9,028.82, 13,538.27 and 2,787.14

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Solution

The fourth proportional to 9,028.82, 13,538.27 and 2,787.14 is: 4,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.82 : 13,538.27 = 2,787.14 : x
  2. Step 2: Convert to fraction form
    9,028.82/13,538.27 = 2,787.14/x
  3. Step 3: Cross multiply
    9,028.82x = 13,538.27 × 2,787.14
  4. Step 4: Simplify right side
    9,028.82x = 37,733,094.66
  5. Step 5: Solve for x
    x = 37,733,094.66/9,028.82
  6. Step 6: Final answer
    x = 4,179.18

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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.