Home / 2,512.28-3,467.04-1,393.27

Finding the Fourth Proportional to 2,512.28, 3,467.04 and 1,393.27

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Solution

The fourth proportional to 2,512.28, 3,467.04 and 1,393.27 is: 1,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.28 : 3,467.04 = 1,393.27 : x
  2. Step 2: Convert to fraction form
    2,512.28/3,467.04 = 1,393.27/x
  3. Step 3: Cross multiply
    2,512.28x = 3,467.04 × 1,393.27
  4. Step 4: Simplify right side
    2,512.28x = 4,830,508.93
  5. Step 5: Solve for x
    x = 4,830,508.93/2,512.28
  6. Step 6: Final answer
    x = 1,922.76

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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.