Home / 2,286.51-3,422.48-1,629.60

Finding the Fourth Proportional to 2,286.51, 3,422.48 and 1,629.60

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Solution

The fourth proportional to 2,286.51, 3,422.48 and 1,629.60 is: 2,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.51 : 3,422.48 = 1,629.60 : x
  2. Step 2: Convert to fraction form
    2,286.51/3,422.48 = 1,629.60/x
  3. Step 3: Cross multiply
    2,286.51x = 3,422.48 × 1,629.60
  4. Step 4: Simplify right side
    2,286.51x = 5,577,265.26
  5. Step 5: Solve for x
    x = 5,577,265.26/2,286.51
  6. Step 6: Final answer
    x = 2,439.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.