Home / 3,882.90-5,820.69-1,933.26

Finding the Fourth Proportional to 3,882.90, 5,820.69 and 1,933.26

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Solution

The fourth proportional to 3,882.90, 5,820.69 and 1,933.26 is: 2,898.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.90 : 5,820.69 = 1,933.26 : x
  2. Step 2: Convert to fraction form
    3,882.90/5,820.69 = 1,933.26/x
  3. Step 3: Cross multiply
    3,882.90x = 5,820.69 × 1,933.26
  4. Step 4: Simplify right side
    3,882.90x = 11,252,907.15
  5. Step 5: Solve for x
    x = 11,252,907.15/3,882.90
  6. Step 6: Final answer
    x = 2,898.07

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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.