Home / 5,377.96-8,067.34-2,089.64

Finding the Fourth Proportional to 5,377.96, 8,067.34 and 2,089.64

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Solution

The fourth proportional to 5,377.96, 8,067.34 and 2,089.64 is: 3,134.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.96 : 8,067.34 = 2,089.64 : x
  2. Step 2: Convert to fraction form
    5,377.96/8,067.34 = 2,089.64/x
  3. Step 3: Cross multiply
    5,377.96x = 8,067.34 × 2,089.64
  4. Step 4: Simplify right side
    5,377.96x = 16,857,836.36
  5. Step 5: Solve for x
    x = 16,857,836.36/5,377.96
  6. Step 6: Final answer
    x = 3,134.62

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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.