Home / 3,183.62-4,774.28-1,103.00

Finding the Fourth Proportional to 3,183.62, 4,774.28 and 1,103.00

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Solution

The fourth proportional to 3,183.62, 4,774.28 and 1,103.00 is: 1,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.62 : 4,774.28 = 1,103.00 : x
  2. Step 2: Convert to fraction form
    3,183.62/4,774.28 = 1,103.00/x
  3. Step 3: Cross multiply
    3,183.62x = 4,774.28 × 1,103.00
  4. Step 4: Simplify right side
    3,183.62x = 5,266,001.45
  5. Step 5: Solve for x
    x = 5,266,001.45/3,183.62
  6. Step 6: Final answer
    x = 1,654.09

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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.