Home / 3,353.44-4,627.70-1,861.42

Finding the Fourth Proportional to 3,353.44, 4,627.70 and 1,861.42

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Solution

The fourth proportional to 3,353.44, 4,627.70 and 1,861.42 is: 2,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.44 : 4,627.70 = 1,861.42 : x
  2. Step 2: Convert to fraction form
    3,353.44/4,627.70 = 1,861.42/x
  3. Step 3: Cross multiply
    3,353.44x = 4,627.70 × 1,861.42
  4. Step 4: Simplify right side
    3,353.44x = 8,614,093.33
  5. Step 5: Solve for x
    x = 8,614,093.33/3,353.44
  6. Step 6: Final answer
    x = 2,568.73

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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.