Home / 3,025.62-4,172.85-2,554.61

Finding the Fourth Proportional to 3,025.62, 4,172.85 and 2,554.61

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Solution

The fourth proportional to 3,025.62, 4,172.85 and 2,554.61 is: 3,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.62 : 4,172.85 = 2,554.61 : x
  2. Step 2: Convert to fraction form
    3,025.62/4,172.85 = 2,554.61/x
  3. Step 3: Cross multiply
    3,025.62x = 4,172.85 × 2,554.61
  4. Step 4: Simplify right side
    3,025.62x = 10,659,983.47
  5. Step 5: Solve for x
    x = 10,659,983.47/3,025.62
  6. Step 6: Final answer
    x = 3,523.24

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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.