Home / 6,660.29-9,190.94-3,676.07

Finding the Fourth Proportional to 6,660.29, 9,190.94 and 3,676.07

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Solution

The fourth proportional to 6,660.29, 9,190.94 and 3,676.07 is: 5,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.29 : 9,190.94 = 3,676.07 : x
  2. Step 2: Convert to fraction form
    6,660.29/9,190.94 = 3,676.07/x
  3. Step 3: Cross multiply
    6,660.29x = 9,190.94 × 3,676.07
  4. Step 4: Simplify right side
    6,660.29x = 33,786,474.47
  5. Step 5: Solve for x
    x = 33,786,474.47/6,660.29
  6. Step 6: Final answer
    x = 5,072.83

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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.