Home / 2,577.28-3,834.92-2,568.64

Finding the Fourth Proportional to 2,577.28, 3,834.92 and 2,568.64

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Solution

The fourth proportional to 2,577.28, 3,834.92 and 2,568.64 is: 3,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.28 : 3,834.92 = 2,568.64 : x
  2. Step 2: Convert to fraction form
    2,577.28/3,834.92 = 2,568.64/x
  3. Step 3: Cross multiply
    2,577.28x = 3,834.92 × 2,568.64
  4. Step 4: Simplify right side
    2,577.28x = 9,850,528.91
  5. Step 5: Solve for x
    x = 9,850,528.91/2,577.28
  6. Step 6: Final answer
    x = 3,822.06

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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.