Home / 4,282.42-5,912.56-2,867.92

Finding the Fourth Proportional to 4,282.42, 5,912.56 and 2,867.92

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Solution

The fourth proportional to 4,282.42, 5,912.56 and 2,867.92 is: 3,959.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.42 : 5,912.56 = 2,867.92 : x
  2. Step 2: Convert to fraction form
    4,282.42/5,912.56 = 2,867.92/x
  3. Step 3: Cross multiply
    4,282.42x = 5,912.56 × 2,867.92
  4. Step 4: Simplify right side
    4,282.42x = 16,956,749.08
  5. Step 5: Solve for x
    x = 16,956,749.08/4,282.42
  6. Step 6: Final answer
    x = 3,959.62

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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.