Home / 3,326.55-4,989.42-1,682.25

Finding the Fourth Proportional to 3,326.55, 4,989.42 and 1,682.25

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Solution

The fourth proportional to 3,326.55, 4,989.42 and 1,682.25 is: 2,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.55 : 4,989.42 = 1,682.25 : x
  2. Step 2: Convert to fraction form
    3,326.55/4,989.42 = 1,682.25/x
  3. Step 3: Cross multiply
    3,326.55x = 4,989.42 × 1,682.25
  4. Step 4: Simplify right side
    3,326.55x = 8,393,451.80
  5. Step 5: Solve for x
    x = 8,393,451.80/3,326.55
  6. Step 6: Final answer
    x = 2,523.17

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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.