Home / 3,016.08-4,163.84-2,072.40

Finding the Fourth Proportional to 3,016.08, 4,163.84 and 2,072.40

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Solution

The fourth proportional to 3,016.08, 4,163.84 and 2,072.40 is: 2,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.08 : 4,163.84 = 2,072.40 : x
  2. Step 2: Convert to fraction form
    3,016.08/4,163.84 = 2,072.40/x
  3. Step 3: Cross multiply
    3,016.08x = 4,163.84 × 2,072.40
  4. Step 4: Simplify right side
    3,016.08x = 8,629,142.02
  5. Step 5: Solve for x
    x = 8,629,142.02/3,016.08
  6. Step 6: Final answer
    x = 2,861.05

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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.