Home / 3,493.52-4,819.69-2,000.64

Finding the Fourth Proportional to 3,493.52, 4,819.69 and 2,000.64

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Solution

The fourth proportional to 3,493.52, 4,819.69 and 2,000.64 is: 2,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.52 : 4,819.69 = 2,000.64 : x
  2. Step 2: Convert to fraction form
    3,493.52/4,819.69 = 2,000.64/x
  3. Step 3: Cross multiply
    3,493.52x = 4,819.69 × 2,000.64
  4. Step 4: Simplify right side
    3,493.52x = 9,642,464.60
  5. Step 5: Solve for x
    x = 9,642,464.60/3,493.52
  6. Step 6: Final answer
    x = 2,760.10

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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.