Home / 4,101.21-5,660.03-3,353.09

Finding the Fourth Proportional to 4,101.21, 5,660.03 and 3,353.09

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Solution

The fourth proportional to 4,101.21, 5,660.03 and 3,353.09 is: 4,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.21 : 5,660.03 = 3,353.09 : x
  2. Step 2: Convert to fraction form
    4,101.21/5,660.03 = 3,353.09/x
  3. Step 3: Cross multiply
    4,101.21x = 5,660.03 × 3,353.09
  4. Step 4: Simplify right side
    4,101.21x = 18,978,544.93
  5. Step 5: Solve for x
    x = 18,978,544.93/4,101.21
  6. Step 6: Final answer
    x = 4,627.55

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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.