Home / 1,748.30-2,621.07-1,198.85

Finding the Fourth Proportional to 1,748.30, 2,621.07 and 1,198.85

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Solution

The fourth proportional to 1,748.30, 2,621.07 and 1,198.85 is: 1,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.30 : 2,621.07 = 1,198.85 : x
  2. Step 2: Convert to fraction form
    1,748.30/2,621.07 = 1,198.85/x
  3. Step 3: Cross multiply
    1,748.30x = 2,621.07 × 1,198.85
  4. Step 4: Simplify right side
    1,748.30x = 3,142,263.78
  5. Step 5: Solve for x
    x = 3,142,263.78/1,748.30
  6. Step 6: Final answer
    x = 1,797.33

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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.