Home / 4,229.28-5,836.56-2,551.20

Finding the Fourth Proportional to 4,229.28, 5,836.56 and 2,551.20

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Solution

The fourth proportional to 4,229.28, 5,836.56 and 2,551.20 is: 3,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.28 : 5,836.56 = 2,551.20 : x
  2. Step 2: Convert to fraction form
    4,229.28/5,836.56 = 2,551.20/x
  3. Step 3: Cross multiply
    4,229.28x = 5,836.56 × 2,551.20
  4. Step 4: Simplify right side
    4,229.28x = 14,890,231.87
  5. Step 5: Solve for x
    x = 14,890,231.87/4,229.28
  6. Step 6: Final answer
    x = 3,520.75

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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.