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Finding the Fourth Proportional to 4,512.63, 6,768.73 and 1,180.88

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Solution

The fourth proportional to 4,512.63, 6,768.73 and 1,180.88 is: 1,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.63 : 6,768.73 = 1,180.88 : x
  2. Step 2: Convert to fraction form
    4,512.63/6,768.73 = 1,180.88/x
  3. Step 3: Cross multiply
    4,512.63x = 6,768.73 × 1,180.88
  4. Step 4: Simplify right side
    4,512.63x = 7,993,057.88
  5. Step 5: Solve for x
    x = 7,993,057.88/4,512.63
  6. Step 6: Final answer
    x = 1,771.26

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1.5x scale

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.