Home / 3,788.14-5,227.64-2,215.93

Finding the Fourth Proportional to 3,788.14, 5,227.64 and 2,215.93

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Solution

The fourth proportional to 3,788.14, 5,227.64 and 2,215.93 is: 3,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.14 : 5,227.64 = 2,215.93 : x
  2. Step 2: Convert to fraction form
    3,788.14/5,227.64 = 2,215.93/x
  3. Step 3: Cross multiply
    3,788.14x = 5,227.64 × 2,215.93
  4. Step 4: Simplify right side
    3,788.14x = 11,584,084.31
  5. Step 5: Solve for x
    x = 11,584,084.31/3,788.14
  6. Step 6: Final answer
    x = 3,057.99

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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.