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Finding the Fourth Proportional to 4,801.98, 7,202.97 and 1,879.91

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Solution

The fourth proportional to 4,801.98, 7,202.97 and 1,879.91 is: 2,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.98 : 7,202.97 = 1,879.91 : x
  2. Step 2: Convert to fraction form
    4,801.98/7,202.97 = 1,879.91/x
  3. Step 3: Cross multiply
    4,801.98x = 7,202.97 × 1,879.91
  4. Step 4: Simplify right side
    4,801.98x = 13,540,899.32
  5. Step 5: Solve for x
    x = 13,540,899.32/4,801.98
  6. Step 6: Final answer
    x = 2,819.86

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Similar ratio
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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.