Home / 2,198.34-3,033.99-1,267.02

Finding the Fourth Proportional to 2,198.34, 3,033.99 and 1,267.02

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Solution

The fourth proportional to 2,198.34, 3,033.99 and 1,267.02 is: 1,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.34 : 3,033.99 = 1,267.02 : x
  2. Step 2: Convert to fraction form
    2,198.34/3,033.99 = 1,267.02/x
  3. Step 3: Cross multiply
    2,198.34x = 3,033.99 × 1,267.02
  4. Step 4: Simplify right side
    2,198.34x = 3,844,126.01
  5. Step 5: Solve for x
    x = 3,844,126.01/2,198.34
  6. Step 6: Final answer
    x = 1,748.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.