Home / 3,255.27-4,492.71-1,996.08

Finding the Fourth Proportional to 3,255.27, 4,492.71 and 1,996.08

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Solution

The fourth proportional to 3,255.27, 4,492.71 and 1,996.08 is: 2,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.27 : 4,492.71 = 1,996.08 : x
  2. Step 2: Convert to fraction form
    3,255.27/4,492.71 = 1,996.08/x
  3. Step 3: Cross multiply
    3,255.27x = 4,492.71 × 1,996.08
  4. Step 4: Simplify right side
    3,255.27x = 8,967,808.58
  5. Step 5: Solve for x
    x = 8,967,808.58/3,255.27
  6. Step 6: Final answer
    x = 2,754.86

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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.