Home / 3,272.92-4,513.58-2,153.44

Finding the Fourth Proportional to 3,272.92, 4,513.58 and 2,153.44

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Solution

The fourth proportional to 3,272.92, 4,513.58 and 2,153.44 is: 2,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.92 : 4,513.58 = 2,153.44 : x
  2. Step 2: Convert to fraction form
    3,272.92/4,513.58 = 2,153.44/x
  3. Step 3: Cross multiply
    3,272.92x = 4,513.58 × 2,153.44
  4. Step 4: Simplify right side
    3,272.92x = 9,719,723.72
  5. Step 5: Solve for x
    x = 9,719,723.72/3,272.92
  6. Step 6: Final answer
    x = 2,969.74

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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.