Home / 3,330.37-5,002.34-3,219.64

Finding the Fourth Proportional to 3,330.37, 5,002.34 and 3,219.64

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Solution

The fourth proportional to 3,330.37, 5,002.34 and 3,219.64 is: 4,836.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.37 : 5,002.34 = 3,219.64 : x
  2. Step 2: Convert to fraction form
    3,330.37/5,002.34 = 3,219.64/x
  3. Step 3: Cross multiply
    3,330.37x = 5,002.34 × 3,219.64
  4. Step 4: Simplify right side
    3,330.37x = 16,105,733.96
  5. Step 5: Solve for x
    x = 16,105,733.96/3,330.37
  6. Step 6: Final answer
    x = 4,836.02

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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.