Home / 3,620.79-4,994.92-2,361.27

Finding the Fourth Proportional to 3,620.79, 4,994.92 and 2,361.27

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Solution

The fourth proportional to 3,620.79, 4,994.92 and 2,361.27 is: 3,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.79 : 4,994.92 = 2,361.27 : x
  2. Step 2: Convert to fraction form
    3,620.79/4,994.92 = 2,361.27/x
  3. Step 3: Cross multiply
    3,620.79x = 4,994.92 × 2,361.27
  4. Step 4: Simplify right side
    3,620.79x = 11,794,357.70
  5. Step 5: Solve for x
    x = 11,794,357.70/3,620.79
  6. Step 6: Final answer
    x = 3,257.40

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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.