Home / 3,549.17-5,321.05-2,162.25

Finding the Fourth Proportional to 3,549.17, 5,321.05 and 2,162.25

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Solution

The fourth proportional to 3,549.17, 5,321.05 and 2,162.25 is: 3,241.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.17 : 5,321.05 = 2,162.25 : x
  2. Step 2: Convert to fraction form
    3,549.17/5,321.05 = 2,162.25/x
  3. Step 3: Cross multiply
    3,549.17x = 5,321.05 × 2,162.25
  4. Step 4: Simplify right side
    3,549.17x = 11,505,434.96
  5. Step 5: Solve for x
    x = 11,505,434.96/3,549.17
  6. Step 6: Final answer
    x = 3,241.72

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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.