Home / 2,949.63-4,425.19-1,100.80

Finding the Fourth Proportional to 2,949.63, 4,425.19 and 1,100.80

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Solution

The fourth proportional to 2,949.63, 4,425.19 and 1,100.80 is: 1,651.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.63 : 4,425.19 = 1,100.80 : x
  2. Step 2: Convert to fraction form
    2,949.63/4,425.19 = 1,100.80/x
  3. Step 3: Cross multiply
    2,949.63x = 4,425.19 × 1,100.80
  4. Step 4: Simplify right side
    2,949.63x = 4,871,249.15
  5. Step 5: Solve for x
    x = 4,871,249.15/2,949.63
  6. Step 6: Final answer
    x = 1,651.48

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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.