Home / 3,271.24-4,906.86-1,322.92

Finding the Fourth Proportional to 3,271.24, 4,906.86 and 1,322.92

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Solution

The fourth proportional to 3,271.24, 4,906.86 and 1,322.92 is: 1,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.24 : 4,906.86 = 1,322.92 : x
  2. Step 2: Convert to fraction form
    3,271.24/4,906.86 = 1,322.92/x
  3. Step 3: Cross multiply
    3,271.24x = 4,906.86 × 1,322.92
  4. Step 4: Simplify right side
    3,271.24x = 6,491,383.23
  5. Step 5: Solve for x
    x = 6,491,383.23/3,271.24
  6. Step 6: Final answer
    x = 1,984.38

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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.