Home / 3,081.58-4,623.50-2,211.03

Finding the Fourth Proportional to 3,081.58, 4,623.50 and 2,211.03

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Solution

The fourth proportional to 3,081.58, 4,623.50 and 2,211.03 is: 3,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.58 : 4,623.50 = 2,211.03 : x
  2. Step 2: Convert to fraction form
    3,081.58/4,623.50 = 2,211.03/x
  3. Step 3: Cross multiply
    3,081.58x = 4,623.50 × 2,211.03
  4. Step 4: Simplify right side
    3,081.58x = 10,222,702.73
  5. Step 5: Solve for x
    x = 10,222,702.73/3,081.58
  6. Step 6: Final answer
    x = 3,317.36

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1.5x scale

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.