Home / 2,213.44-3,311.36-1,848.80

Finding the Fourth Proportional to 2,213.44, 3,311.36 and 1,848.80

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Solution

The fourth proportional to 2,213.44, 3,311.36 and 1,848.80 is: 2,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.44 : 3,311.36 = 1,848.80 : x
  2. Step 2: Convert to fraction form
    2,213.44/3,311.36 = 1,848.80/x
  3. Step 3: Cross multiply
    2,213.44x = 3,311.36 × 1,848.80
  4. Step 4: Simplify right side
    2,213.44x = 6,122,042.37
  5. Step 5: Solve for x
    x = 6,122,042.37/2,213.44
  6. Step 6: Final answer
    x = 2,765.85

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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.