Home / 3,271.14-4,906.80-1,630.98

Finding the Fourth Proportional to 3,271.14, 4,906.80 and 1,630.98

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Solution

The fourth proportional to 3,271.14, 4,906.80 and 1,630.98 is: 2,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.14 : 4,906.80 = 1,630.98 : x
  2. Step 2: Convert to fraction form
    3,271.14/4,906.80 = 1,630.98/x
  3. Step 3: Cross multiply
    3,271.14x = 4,906.80 × 1,630.98
  4. Step 4: Simplify right side
    3,271.14x = 8,002,892.66
  5. Step 5: Solve for x
    x = 8,002,892.66/3,271.14
  6. Step 6: Final answer
    x = 2,446.51

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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.