Home / 3,296.40-4,944.60-3,247.80

Finding the Fourth Proportional to 3,296.40, 4,944.60 and 3,247.80

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Solution

The fourth proportional to 3,296.40, 4,944.60 and 3,247.80 is: 4,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.40 : 4,944.60 = 3,247.80 : x
  2. Step 2: Convert to fraction form
    3,296.40/4,944.60 = 3,247.80/x
  3. Step 3: Cross multiply
    3,296.40x = 4,944.60 × 3,247.80
  4. Step 4: Simplify right side
    3,296.40x = 16,059,071.88
  5. Step 5: Solve for x
    x = 16,059,071.88/3,296.40
  6. Step 6: Final answer
    x = 4,871.70

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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.