Home / 2,738.58-4,108.95-1,198.50

Finding the Fourth Proportional to 2,738.58, 4,108.95 and 1,198.50

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Solution

The fourth proportional to 2,738.58, 4,108.95 and 1,198.50 is: 1,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.58 : 4,108.95 = 1,198.50 : x
  2. Step 2: Convert to fraction form
    2,738.58/4,108.95 = 1,198.50/x
  3. Step 3: Cross multiply
    2,738.58x = 4,108.95 × 1,198.50
  4. Step 4: Simplify right side
    2,738.58x = 4,924,576.58
  5. Step 5: Solve for x
    x = 4,924,576.58/2,738.58
  6. Step 6: Final answer
    x = 1,798.22

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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.