Home / 2,770.26-4,151.92-1,383.98

Finding the Fourth Proportional to 2,770.26, 4,151.92 and 1,383.98

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Solution

The fourth proportional to 2,770.26, 4,151.92 and 1,383.98 is: 2,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.26 : 4,151.92 = 1,383.98 : x
  2. Step 2: Convert to fraction form
    2,770.26/4,151.92 = 1,383.98/x
  3. Step 3: Cross multiply
    2,770.26x = 4,151.92 × 1,383.98
  4. Step 4: Simplify right side
    2,770.26x = 5,746,175.97
  5. Step 5: Solve for x
    x = 5,746,175.97/2,770.26
  6. Step 6: Final answer
    x = 2,074.24

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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.