Home / 6,313.94-8,713.44-3,481.45

Finding the Fourth Proportional to 6,313.94, 8,713.44 and 3,481.45

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Solution

The fourth proportional to 6,313.94, 8,713.44 and 3,481.45 is: 4,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.94 : 8,713.44 = 3,481.45 : x
  2. Step 2: Convert to fraction form
    6,313.94/8,713.44 = 3,481.45/x
  3. Step 3: Cross multiply
    6,313.94x = 8,713.44 × 3,481.45
  4. Step 4: Simplify right side
    6,313.94x = 30,335,405.69
  5. Step 5: Solve for x
    x = 30,335,405.69/6,313.94
  6. Step 6: Final answer
    x = 4,804.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.