Home / 3,084.98-4,257.51-2,553.71

Finding the Fourth Proportional to 3,084.98, 4,257.51 and 2,553.71

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Solution

The fourth proportional to 3,084.98, 4,257.51 and 2,553.71 is: 3,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.98 : 4,257.51 = 2,553.71 : x
  2. Step 2: Convert to fraction form
    3,084.98/4,257.51 = 2,553.71/x
  3. Step 3: Cross multiply
    3,084.98x = 4,257.51 × 2,553.71
  4. Step 4: Simplify right side
    3,084.98x = 10,872,445.86
  5. Step 5: Solve for x
    x = 10,872,445.86/3,084.98
  6. Step 6: Final answer
    x = 3,524.32

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Half scale
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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.