Home / 3,271.79-4,906.08-1,629.27

Finding the Fourth Proportional to 3,271.79, 4,906.08 and 1,629.27

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Solution

The fourth proportional to 3,271.79, 4,906.08 and 1,629.27 is: 2,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.79 : 4,906.08 = 1,629.27 : x
  2. Step 2: Convert to fraction form
    3,271.79/4,906.08 = 1,629.27/x
  3. Step 3: Cross multiply
    3,271.79x = 4,906.08 × 1,629.27
  4. Step 4: Simplify right side
    3,271.79x = 7,993,328.96
  5. Step 5: Solve for x
    x = 7,993,328.96/3,271.79
  6. Step 6: Final answer
    x = 2,443.10

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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.