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Finding the Fourth Proportional to 3,353.54, 4,627.13 and 2,027.21

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Solution

The fourth proportional to 3,353.54, 4,627.13 and 2,027.21 is: 2,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.54 : 4,627.13 = 2,027.21 : x
  2. Step 2: Convert to fraction form
    3,353.54/4,627.13 = 2,027.21/x
  3. Step 3: Cross multiply
    3,353.54x = 4,627.13 × 2,027.21
  4. Step 4: Simplify right side
    3,353.54x = 9,380,174.07
  5. Step 5: Solve for x
    x = 9,380,174.07/3,353.54
  6. Step 6: Final answer
    x = 2,797.10

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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.