Home / 3,742.16-5,163.46-2,249.53

Finding the Fourth Proportional to 3,742.16, 5,163.46 and 2,249.53

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Solution

The fourth proportional to 3,742.16, 5,163.46 and 2,249.53 is: 3,103.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.16 : 5,163.46 = 2,249.53 : x
  2. Step 2: Convert to fraction form
    3,742.16/5,163.46 = 2,249.53/x
  3. Step 3: Cross multiply
    3,742.16x = 5,163.46 × 2,249.53
  4. Step 4: Simplify right side
    3,742.16x = 11,615,339.64
  5. Step 5: Solve for x
    x = 11,615,339.64/3,742.16
  6. Step 6: Final answer
    x = 3,103.92

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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.