Home / 5,493.96-7,584.84-3,923.64

Finding the Fourth Proportional to 5,493.96, 7,584.84 and 3,923.64

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Solution

The fourth proportional to 5,493.96, 7,584.84 and 3,923.64 is: 5,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.96 : 7,584.84 = 3,923.64 : x
  2. Step 2: Convert to fraction form
    5,493.96/7,584.84 = 3,923.64/x
  3. Step 3: Cross multiply
    5,493.96x = 7,584.84 × 3,923.64
  4. Step 4: Simplify right side
    5,493.96x = 29,760,181.62
  5. Step 5: Solve for x
    x = 29,760,181.62/5,493.96
  6. Step 6: Final answer
    x = 5,416.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.