Home / 6,790.98-10,188.69-3,281.39

Finding the Fourth Proportional to 6,790.98, 10,188.69 and 3,281.39

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Solution

The fourth proportional to 6,790.98, 10,188.69 and 3,281.39 is: 4,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.98 : 10,188.69 = 3,281.39 : x
  2. Step 2: Convert to fraction form
    6,790.98/10,188.69 = 3,281.39/x
  3. Step 3: Cross multiply
    6,790.98x = 10,188.69 × 3,281.39
  4. Step 4: Simplify right side
    6,790.98x = 33,433,040.44
  5. Step 5: Solve for x
    x = 33,433,040.44/6,790.98
  6. Step 6: Final answer
    x = 4,923.16

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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.