Home / 3,326.36-4,992.62-1,684.05

Finding the Fourth Proportional to 3,326.36, 4,992.62 and 1,684.05

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Solution

The fourth proportional to 3,326.36, 4,992.62 and 1,684.05 is: 2,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.36 : 4,992.62 = 1,684.05 : x
  2. Step 2: Convert to fraction form
    3,326.36/4,992.62 = 1,684.05/x
  3. Step 3: Cross multiply
    3,326.36x = 4,992.62 × 1,684.05
  4. Step 4: Simplify right side
    3,326.36x = 8,407,813.29
  5. Step 5: Solve for x
    x = 8,407,813.29/3,326.36
  6. Step 6: Final answer
    x = 2,527.64

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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.