Home / 5,449.62-8,174.61-2,486.82

Finding the Fourth Proportional to 5,449.62, 8,174.61 and 2,486.82

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Solution

The fourth proportional to 5,449.62, 8,174.61 and 2,486.82 is: 3,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.62 : 8,174.61 = 2,486.82 : x
  2. Step 2: Convert to fraction form
    5,449.62/8,174.61 = 2,486.82/x
  3. Step 3: Cross multiply
    5,449.62x = 8,174.61 × 2,486.82
  4. Step 4: Simplify right side
    5,449.62x = 20,328,783.64
  5. Step 5: Solve for x
    x = 20,328,783.64/5,449.62
  6. Step 6: Final answer
    x = 3,730.31

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1.5x scale

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.