Home / 3,918.15-5,882.24-3,366.39

Finding the Fourth Proportional to 3,918.15, 5,882.24 and 3,366.39

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Solution

The fourth proportional to 3,918.15, 5,882.24 and 3,366.39 is: 5,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.15 : 5,882.24 = 3,366.39 : x
  2. Step 2: Convert to fraction form
    3,918.15/5,882.24 = 3,366.39/x
  3. Step 3: Cross multiply
    3,918.15x = 5,882.24 × 3,366.39
  4. Step 4: Simplify right side
    3,918.15x = 19,801,897.08
  5. Step 5: Solve for x
    x = 19,801,897.08/3,918.15
  6. Step 6: Final answer
    x = 5,053.89

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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.