Home / 3,882.17-5,351.15-2,622.83

Finding the Fourth Proportional to 3,882.17, 5,351.15 and 2,622.83

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Solution

The fourth proportional to 3,882.17, 5,351.15 and 2,622.83 is: 3,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.17 : 5,351.15 = 2,622.83 : x
  2. Step 2: Convert to fraction form
    3,882.17/5,351.15 = 2,622.83/x
  3. Step 3: Cross multiply
    3,882.17x = 5,351.15 × 2,622.83
  4. Step 4: Simplify right side
    3,882.17x = 14,035,116.88
  5. Step 5: Solve for x
    x = 14,035,116.88/3,882.17
  6. Step 6: Final answer
    x = 3,615.28

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1.5x scale

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.