Home / 3,326.23-4,989.05-1,245.25

Finding the Fourth Proportional to 3,326.23, 4,989.05 and 1,245.25

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Solution

The fourth proportional to 3,326.23, 4,989.05 and 1,245.25 is: 1,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.23 : 4,989.05 = 1,245.25 : x
  2. Step 2: Convert to fraction form
    3,326.23/4,989.05 = 1,245.25/x
  3. Step 3: Cross multiply
    3,326.23x = 4,989.05 × 1,245.25
  4. Step 4: Simplify right side
    3,326.23x = 6,212,614.51
  5. Step 5: Solve for x
    x = 6,212,614.51/3,326.23
  6. Step 6: Final answer
    x = 1,867.76

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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.