Home / 4,481.80-6,721.48-1,884.13

Finding the Fourth Proportional to 4,481.80, 6,721.48 and 1,884.13

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Solution

The fourth proportional to 4,481.80, 6,721.48 and 1,884.13 is: 2,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.80 : 6,721.48 = 1,884.13 : x
  2. Step 2: Convert to fraction form
    4,481.80/6,721.48 = 1,884.13/x
  3. Step 3: Cross multiply
    4,481.80x = 6,721.48 × 1,884.13
  4. Step 4: Simplify right side
    4,481.80x = 12,664,099.08
  5. Step 5: Solve for x
    x = 12,664,099.08/4,481.80
  6. Step 6: Final answer
    x = 2,825.68

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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.