Home / 3,927.25-5,419.62-2,248.66

Finding the Fourth Proportional to 3,927.25, 5,419.62 and 2,248.66

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Solution

The fourth proportional to 3,927.25, 5,419.62 and 2,248.66 is: 3,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.25 : 5,419.62 = 2,248.66 : x
  2. Step 2: Convert to fraction form
    3,927.25/5,419.62 = 2,248.66/x
  3. Step 3: Cross multiply
    3,927.25x = 5,419.62 × 2,248.66
  4. Step 4: Simplify right side
    3,927.25x = 12,186,882.71
  5. Step 5: Solve for x
    x = 12,186,882.71/3,927.25
  6. Step 6: Final answer
    x = 3,103.16

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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.