Home / 3,882.14-5,823.89-1,418.58

Finding the Fourth Proportional to 3,882.14, 5,823.89 and 1,418.58

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Solution

The fourth proportional to 3,882.14, 5,823.89 and 1,418.58 is: 2,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.14 : 5,823.89 = 1,418.58 : x
  2. Step 2: Convert to fraction form
    3,882.14/5,823.89 = 1,418.58/x
  3. Step 3: Cross multiply
    3,882.14x = 5,823.89 × 1,418.58
  4. Step 4: Simplify right side
    3,882.14x = 8,261,652.10
  5. Step 5: Solve for x
    x = 8,261,652.10/3,882.14
  6. Step 6: Final answer
    x = 2,128.12

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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.