Home / 3,334.20-4,995.06-2,789.88

Finding the Fourth Proportional to 3,334.20, 4,995.06 and 2,789.88

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Solution

The fourth proportional to 3,334.20, 4,995.06 and 2,789.88 is: 4,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.20 : 4,995.06 = 2,789.88 : x
  2. Step 2: Convert to fraction form
    3,334.20/4,995.06 = 2,789.88/x
  3. Step 3: Cross multiply
    3,334.20x = 4,995.06 × 2,789.88
  4. Step 4: Simplify right side
    3,334.20x = 13,935,617.99
  5. Step 5: Solve for x
    x = 13,935,617.99/3,334.20
  6. Step 6: Final answer
    x = 4,179.60

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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.