Home / 3,326.50-4,986.54-1,245.94

Finding the Fourth Proportional to 3,326.50, 4,986.54 and 1,245.94

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Solution

The fourth proportional to 3,326.50, 4,986.54 and 1,245.94 is: 1,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.50 : 4,986.54 = 1,245.94 : x
  2. Step 2: Convert to fraction form
    3,326.50/4,986.54 = 1,245.94/x
  3. Step 3: Cross multiply
    3,326.50x = 4,986.54 × 1,245.94
  4. Step 4: Simplify right side
    3,326.50x = 6,212,929.65
  5. Step 5: Solve for x
    x = 6,212,929.65/3,326.50
  6. Step 6: Final answer
    x = 1,867.71

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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.