Home / 2,422.64-3,344.49-2,028.98

Finding the Fourth Proportional to 2,422.64, 3,344.49 and 2,028.98

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Solution

The fourth proportional to 2,422.64, 3,344.49 and 2,028.98 is: 2,801.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.64 : 3,344.49 = 2,028.98 : x
  2. Step 2: Convert to fraction form
    2,422.64/3,344.49 = 2,028.98/x
  3. Step 3: Cross multiply
    2,422.64x = 3,344.49 × 2,028.98
  4. Step 4: Simplify right side
    2,422.64x = 6,785,911.68
  5. Step 5: Solve for x
    x = 6,785,911.68/2,422.64
  6. Step 6: Final answer
    x = 2,801.04

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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.