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Finding the Fourth Proportional to 6,751.11, 10,126.67 and 2,133.75

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Solution

The fourth proportional to 6,751.11, 10,126.67 and 2,133.75 is: 3,200.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.11 : 10,126.67 = 2,133.75 : x
  2. Step 2: Convert to fraction form
    6,751.11/10,126.67 = 2,133.75/x
  3. Step 3: Cross multiply
    6,751.11x = 10,126.67 × 2,133.75
  4. Step 4: Simplify right side
    6,751.11x = 21,607,771.44
  5. Step 5: Solve for x
    x = 21,607,771.44/6,751.11
  6. Step 6: Final answer
    x = 3,200.63

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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.