Home / 3,245.44-4,867.92-1,296.40

Finding the Fourth Proportional to 3,245.44, 4,867.92 and 1,296.40

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Solution

The fourth proportional to 3,245.44, 4,867.92 and 1,296.40 is: 1,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.44 : 4,867.92 = 1,296.40 : x
  2. Step 2: Convert to fraction form
    3,245.44/4,867.92 = 1,296.40/x
  3. Step 3: Cross multiply
    3,245.44x = 4,867.92 × 1,296.40
  4. Step 4: Simplify right side
    3,245.44x = 6,310,771.49
  5. Step 5: Solve for x
    x = 6,310,771.49/3,245.44
  6. Step 6: Final answer
    x = 1,944.50

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1.5x scale

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.