Home / 4,821.08-7,231.12-3,271.04

Finding the Fourth Proportional to 4,821.08, 7,231.12 and 3,271.04

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Solution

The fourth proportional to 4,821.08, 7,231.12 and 3,271.04 is: 4,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.08 : 7,231.12 = 3,271.04 : x
  2. Step 2: Convert to fraction form
    4,821.08/7,231.12 = 3,271.04/x
  3. Step 3: Cross multiply
    4,821.08x = 7,231.12 × 3,271.04
  4. Step 4: Simplify right side
    4,821.08x = 23,653,283.95
  5. Step 5: Solve for x
    x = 23,653,283.95/4,821.08
  6. Step 6: Final answer
    x = 4,906.23

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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.