Home / 3,271.03-4,910.19-1,324.60

Finding the Fourth Proportional to 3,271.03, 4,910.19 and 1,324.60

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Solution

The fourth proportional to 3,271.03, 4,910.19 and 1,324.60 is: 1,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.03 : 4,910.19 = 1,324.60 : x
  2. Step 2: Convert to fraction form
    3,271.03/4,910.19 = 1,324.60/x
  3. Step 3: Cross multiply
    3,271.03x = 4,910.19 × 1,324.60
  4. Step 4: Simplify right side
    3,271.03x = 6,504,037.67
  5. Step 5: Solve for x
    x = 6,504,037.67/3,271.03
  6. Step 6: Final answer
    x = 1,988.38

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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.