Home / 3,584.96-4,947.98-2,257.78

Finding the Fourth Proportional to 3,584.96, 4,947.98 and 2,257.78

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Solution

The fourth proportional to 3,584.96, 4,947.98 and 2,257.78 is: 3,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.96 : 4,947.98 = 2,257.78 : x
  2. Step 2: Convert to fraction form
    3,584.96/4,947.98 = 2,257.78/x
  3. Step 3: Cross multiply
    3,584.96x = 4,947.98 × 2,257.78
  4. Step 4: Simplify right side
    3,584.96x = 11,171,450.28
  5. Step 5: Solve for x
    x = 11,171,450.28/3,584.96
  6. Step 6: Final answer
    x = 3,116.20

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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.