Home / 5,357.42-8,028.83-3,406.13

Finding the Fourth Proportional to 5,357.42, 8,028.83 and 3,406.13

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Solution

The fourth proportional to 5,357.42, 8,028.83 and 3,406.13 is: 5,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.42 : 8,028.83 = 3,406.13 : x
  2. Step 2: Convert to fraction form
    5,357.42/8,028.83 = 3,406.13/x
  3. Step 3: Cross multiply
    5,357.42x = 8,028.83 × 3,406.13
  4. Step 4: Simplify right side
    5,357.42x = 27,347,238.73
  5. Step 5: Solve for x
    x = 27,347,238.73/5,357.42
  6. Step 6: Final answer
    x = 5,104.55

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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.