Home / 2,748.00-4,121.94-668.01

Finding the Fourth Proportional to 2,748.00, 4,121.94 and 668.01

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Solution

The fourth proportional to 2,748.00, 4,121.94 and 668.01 is: 1,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.00 : 4,121.94 = 668.01 : x
  2. Step 2: Convert to fraction form
    2,748.00/4,121.94 = 668.01/x
  3. Step 3: Cross multiply
    2,748.00x = 4,121.94 × 668.01
  4. Step 4: Simplify right side
    2,748.00x = 2,753,494.63
  5. Step 5: Solve for x
    x = 2,753,494.63/2,748.00
  6. Step 6: Final answer
    x = 1,002.00

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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.