Home / 8,015.27-12,027.20-3,338.51

Finding the Fourth Proportional to 8,015.27, 12,027.20 and 3,338.51

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Solution

The fourth proportional to 8,015.27, 12,027.20 and 3,338.51 is: 5,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.27 : 12,027.20 = 3,338.51 : x
  2. Step 2: Convert to fraction form
    8,015.27/12,027.20 = 3,338.51/x
  3. Step 3: Cross multiply
    8,015.27x = 12,027.20 × 3,338.51
  4. Step 4: Simplify right side
    8,015.27x = 40,152,850.64
  5. Step 5: Solve for x
    x = 40,152,850.64/8,015.27
  6. Step 6: Final answer
    x = 5,009.55

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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.