Home / 3,629.57-5,444.35-3,080.39

Finding the Fourth Proportional to 3,629.57, 5,444.35 and 3,080.39

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Solution

The fourth proportional to 3,629.57, 5,444.35 and 3,080.39 is: 4,620.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.57 : 5,444.35 = 3,080.39 : x
  2. Step 2: Convert to fraction form
    3,629.57/5,444.35 = 3,080.39/x
  3. Step 3: Cross multiply
    3,629.57x = 5,444.35 × 3,080.39
  4. Step 4: Simplify right side
    3,629.57x = 16,770,686.37
  5. Step 5: Solve for x
    x = 16,770,686.37/3,629.57
  6. Step 6: Final answer
    x = 4,620.58

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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.