Home / 3,271.23-4,906.05-2,292.80

Finding the Fourth Proportional to 3,271.23, 4,906.05 and 2,292.80

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Solution

The fourth proportional to 3,271.23, 4,906.05 and 2,292.80 is: 3,438.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.23 : 4,906.05 = 2,292.80 : x
  2. Step 2: Convert to fraction form
    3,271.23/4,906.05 = 2,292.80/x
  3. Step 3: Cross multiply
    3,271.23x = 4,906.05 × 2,292.80
  4. Step 4: Simplify right side
    3,271.23x = 11,248,591.44
  5. Step 5: Solve for x
    x = 11,248,591.44/3,271.23
  6. Step 6: Final answer
    x = 3,438.64

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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.