Home / 4,025.79-5,555.61-2,257.49

Finding the Fourth Proportional to 4,025.79, 5,555.61 and 2,257.49

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Solution

The fourth proportional to 4,025.79, 5,555.61 and 2,257.49 is: 3,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.79 : 5,555.61 = 2,257.49 : x
  2. Step 2: Convert to fraction form
    4,025.79/5,555.61 = 2,257.49/x
  3. Step 3: Cross multiply
    4,025.79x = 5,555.61 × 2,257.49
  4. Step 4: Simplify right side
    4,025.79x = 12,541,747.91
  5. Step 5: Solve for x
    x = 12,541,747.91/4,025.79
  6. Step 6: Final answer
    x = 3,115.35

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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.