Home / 2,297.58-3,170.69-1,249.64

Finding the Fourth Proportional to 2,297.58, 3,170.69 and 1,249.64

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Solution

The fourth proportional to 2,297.58, 3,170.69 and 1,249.64 is: 1,724.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.58 : 3,170.69 = 1,249.64 : x
  2. Step 2: Convert to fraction form
    2,297.58/3,170.69 = 1,249.64/x
  3. Step 3: Cross multiply
    2,297.58x = 3,170.69 × 1,249.64
  4. Step 4: Simplify right side
    2,297.58x = 3,962,221.05
  5. Step 5: Solve for x
    x = 3,962,221.05/2,297.58
  6. Step 6: Final answer
    x = 1,724.52

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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.