Home / 3,179.44-4,744.42-2,852.56

Finding the Fourth Proportional to 3,179.44, 4,744.42 and 2,852.56

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Solution

The fourth proportional to 3,179.44, 4,744.42 and 2,852.56 is: 4,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.44 : 4,744.42 = 2,852.56 : x
  2. Step 2: Convert to fraction form
    3,179.44/4,744.42 = 2,852.56/x
  3. Step 3: Cross multiply
    3,179.44x = 4,744.42 × 2,852.56
  4. Step 4: Simplify right side
    3,179.44x = 13,533,742.72
  5. Step 5: Solve for x
    x = 13,533,742.72/3,179.44
  6. Step 6: Final answer
    x = 4,256.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.