Home / 4,968.80-7,453.20-2,049.20

Finding the Fourth Proportional to 4,968.80, 7,453.20 and 2,049.20

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Solution

The fourth proportional to 4,968.80, 7,453.20 and 2,049.20 is: 3,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.80 : 7,453.20 = 2,049.20 : x
  2. Step 2: Convert to fraction form
    4,968.80/7,453.20 = 2,049.20/x
  3. Step 3: Cross multiply
    4,968.80x = 7,453.20 × 2,049.20
  4. Step 4: Simplify right side
    4,968.80x = 15,273,097.44
  5. Step 5: Solve for x
    x = 15,273,097.44/4,968.80
  6. Step 6: Final answer
    x = 3,073.80

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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.