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Finding the Fourth Proportional to 6,750.92, 9,316.41 and 3,766.88

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Solution

The fourth proportional to 6,750.92, 9,316.41 and 3,766.88 is: 5,198.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.92 : 9,316.41 = 3,766.88 : x
  2. Step 2: Convert to fraction form
    6,750.92/9,316.41 = 3,766.88/x
  3. Step 3: Cross multiply
    6,750.92x = 9,316.41 × 3,766.88
  4. Step 4: Simplify right side
    6,750.92x = 35,093,798.50
  5. Step 5: Solve for x
    x = 35,093,798.50/6,750.92
  6. Step 6: Final answer
    x = 5,198.37

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1.5x scale

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.