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Finding the Fourth Proportional to 3,456.04, 5,183.98 and 1,404.04

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Solution

The fourth proportional to 3,456.04, 5,183.98 and 1,404.04 is: 2,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.04 : 5,183.98 = 1,404.04 : x
  2. Step 2: Convert to fraction form
    3,456.04/5,183.98 = 1,404.04/x
  3. Step 3: Cross multiply
    3,456.04x = 5,183.98 × 1,404.04
  4. Step 4: Simplify right side
    3,456.04x = 7,278,515.28
  5. Step 5: Solve for x
    x = 7,278,515.28/3,456.04
  6. Step 6: Final answer
    x = 2,106.03

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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.