Home / 3,475.28-5,204.82-2,739.80

Finding the Fourth Proportional to 3,475.28, 5,204.82 and 2,739.80

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Solution

The fourth proportional to 3,475.28, 5,204.82 and 2,739.80 is: 4,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.28 : 5,204.82 = 2,739.80 : x
  2. Step 2: Convert to fraction form
    3,475.28/5,204.82 = 2,739.80/x
  3. Step 3: Cross multiply
    3,475.28x = 5,204.82 × 2,739.80
  4. Step 4: Simplify right side
    3,475.28x = 14,260,165.84
  5. Step 5: Solve for x
    x = 14,260,165.84/3,475.28
  6. Step 6: Final answer
    x = 4,103.31

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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.