Home / 3,379.06-4,663.71-2,185.54

Finding the Fourth Proportional to 3,379.06, 4,663.71 and 2,185.54

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Solution

The fourth proportional to 3,379.06, 4,663.71 and 2,185.54 is: 3,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.06 : 4,663.71 = 2,185.54 : x
  2. Step 2: Convert to fraction form
    3,379.06/4,663.71 = 2,185.54/x
  3. Step 3: Cross multiply
    3,379.06x = 4,663.71 × 2,185.54
  4. Step 4: Simplify right side
    3,379.06x = 10,192,724.75
  5. Step 5: Solve for x
    x = 10,192,724.75/3,379.06
  6. Step 6: Final answer
    x = 3,016.44

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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.