Home / 5,551.56-8,320.68-3,468.24

Finding the Fourth Proportional to 5,551.56, 8,320.68 and 3,468.24

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Solution

The fourth proportional to 5,551.56, 8,320.68 and 3,468.24 is: 5,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.56 : 8,320.68 = 3,468.24 : x
  2. Step 2: Convert to fraction form
    5,551.56/8,320.68 = 3,468.24/x
  3. Step 3: Cross multiply
    5,551.56x = 8,320.68 × 3,468.24
  4. Step 4: Simplify right side
    5,551.56x = 28,858,115.20
  5. Step 5: Solve for x
    x = 28,858,115.20/5,551.56
  6. Step 6: Final answer
    x = 5,198.20

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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.