Home / 3,882.20-5,823.53-1,108.66

Finding the Fourth Proportional to 3,882.20, 5,823.53 and 1,108.66

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Solution

The fourth proportional to 3,882.20, 5,823.53 and 1,108.66 is: 1,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.20 : 5,823.53 = 1,108.66 : x
  2. Step 2: Convert to fraction form
    3,882.20/5,823.53 = 1,108.66/x
  3. Step 3: Cross multiply
    3,882.20x = 5,823.53 × 1,108.66
  4. Step 4: Simplify right side
    3,882.20x = 6,456,314.77
  5. Step 5: Solve for x
    x = 6,456,314.77/3,882.20
  6. Step 6: Final answer
    x = 1,663.06

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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.