Home / 2,111.44-3,166.08-1,234.24

Finding the Fourth Proportional to 2,111.44, 3,166.08 and 1,234.24

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Solution

The fourth proportional to 2,111.44, 3,166.08 and 1,234.24 is: 1,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111.44 : 3,166.08 = 1,234.24 : x
  2. Step 2: Convert to fraction form
    2,111.44/3,166.08 = 1,234.24/x
  3. Step 3: Cross multiply
    2,111.44x = 3,166.08 × 1,234.24
  4. Step 4: Simplify right side
    2,111.44x = 3,907,702.58
  5. Step 5: Solve for x
    x = 3,907,702.58/2,111.44
  6. Step 6: Final answer
    x = 1,850.73

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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.