Home / 5,400.05-8,098.80-2,067.60

Finding the Fourth Proportional to 5,400.05, 8,098.80 and 2,067.60

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Solution

The fourth proportional to 5,400.05, 8,098.80 and 2,067.60 is: 3,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.05 : 8,098.80 = 2,067.60 : x
  2. Step 2: Convert to fraction form
    5,400.05/8,098.80 = 2,067.60/x
  3. Step 3: Cross multiply
    5,400.05x = 8,098.80 × 2,067.60
  4. Step 4: Simplify right side
    5,400.05x = 16,745,101.50
  5. Step 5: Solve for x
    x = 16,745,101.50/5,400.05
  6. Step 6: Final answer
    x = 3,100.92

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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.