Home / 2,297.23-3,170.13-1,249.28

Finding the Fourth Proportional to 2,297.23, 3,170.13 and 1,249.28

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Solution

The fourth proportional to 2,297.23, 3,170.13 and 1,249.28 is: 1,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.23 : 3,170.13 = 1,249.28 : x
  2. Step 2: Convert to fraction form
    2,297.23/3,170.13 = 1,249.28/x
  3. Step 3: Cross multiply
    2,297.23x = 3,170.13 × 1,249.28
  4. Step 4: Simplify right side
    2,297.23x = 3,960,380.01
  5. Step 5: Solve for x
    x = 3,960,380.01/2,297.23
  6. Step 6: Final answer
    x = 1,723.98

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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.