Home / 3,882.08-5,823.14-1,108.80

Finding the Fourth Proportional to 3,882.08, 5,823.14 and 1,108.80

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Solution

The fourth proportional to 3,882.08, 5,823.14 and 1,108.80 is: 1,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.08 : 5,823.14 = 1,108.80 : x
  2. Step 2: Convert to fraction form
    3,882.08/5,823.14 = 1,108.80/x
  3. Step 3: Cross multiply
    3,882.08x = 5,823.14 × 1,108.80
  4. Step 4: Simplify right side
    3,882.08x = 6,456,697.63
  5. Step 5: Solve for x
    x = 6,456,697.63/3,882.08
  6. Step 6: Final answer
    x = 1,663.21

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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.