Home / 4,268.57-6,394.20-2,182.42

Finding the Fourth Proportional to 4,268.57, 6,394.20 and 2,182.42

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Solution

The fourth proportional to 4,268.57, 6,394.20 and 2,182.42 is: 3,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.57 : 6,394.20 = 2,182.42 : x
  2. Step 2: Convert to fraction form
    4,268.57/6,394.20 = 2,182.42/x
  3. Step 3: Cross multiply
    4,268.57x = 6,394.20 × 2,182.42
  4. Step 4: Simplify right side
    4,268.57x = 13,954,829.96
  5. Step 5: Solve for x
    x = 13,954,829.96/4,268.57
  6. Step 6: Final answer
    x = 3,269.20

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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.