Home / 6,660.16-9,190.98-3,675.98

Finding the Fourth Proportional to 6,660.16, 9,190.98 and 3,675.98

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Solution

The fourth proportional to 6,660.16, 9,190.98 and 3,675.98 is: 5,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.16 : 9,190.98 = 3,675.98 : x
  2. Step 2: Convert to fraction form
    6,660.16/9,190.98 = 3,675.98/x
  3. Step 3: Cross multiply
    6,660.16x = 9,190.98 × 3,675.98
  4. Step 4: Simplify right side
    6,660.16x = 33,785,858.66
  5. Step 5: Solve for x
    x = 33,785,858.66/6,660.16
  6. Step 6: Final answer
    x = 5,072.83

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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.