Home / 3,276.23-4,912.34-1,326.15

Finding the Fourth Proportional to 3,276.23, 4,912.34 and 1,326.15

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Solution

The fourth proportional to 3,276.23, 4,912.34 and 1,326.15 is: 1,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.23 : 4,912.34 = 1,326.15 : x
  2. Step 2: Convert to fraction form
    3,276.23/4,912.34 = 1,326.15/x
  3. Step 3: Cross multiply
    3,276.23x = 4,912.34 × 1,326.15
  4. Step 4: Simplify right side
    3,276.23x = 6,514,493.06
  5. Step 5: Solve for x
    x = 6,514,493.06/3,276.23
  6. Step 6: Final answer
    x = 1,988.41

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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.