Home / 3,474.54-5,213.66-2,090.66

Finding the Fourth Proportional to 3,474.54, 5,213.66 and 2,090.66

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Solution

The fourth proportional to 3,474.54, 5,213.66 and 2,090.66 is: 3,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.54 : 5,213.66 = 2,090.66 : x
  2. Step 2: Convert to fraction form
    3,474.54/5,213.66 = 2,090.66/x
  3. Step 3: Cross multiply
    3,474.54x = 5,213.66 × 2,090.66
  4. Step 4: Simplify right side
    3,474.54x = 10,899,990.42
  5. Step 5: Solve for x
    x = 10,899,990.42/3,474.54
  6. Step 6: Final answer
    x = 3,137.10

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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.