Home / 3,240.56-4,472.20-1,843.44

Finding the Fourth Proportional to 3,240.56, 4,472.20 and 1,843.44

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Solution

The fourth proportional to 3,240.56, 4,472.20 and 1,843.44 is: 2,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.56 : 4,472.20 = 1,843.44 : x
  2. Step 2: Convert to fraction form
    3,240.56/4,472.20 = 1,843.44/x
  3. Step 3: Cross multiply
    3,240.56x = 4,472.20 × 1,843.44
  4. Step 4: Simplify right side
    3,240.56x = 8,244,232.37
  5. Step 5: Solve for x
    x = 8,244,232.37/3,240.56
  6. Step 6: Final answer
    x = 2,544.08

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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.