Home / 2,788.44-4,183.38-1,056.12

Finding the Fourth Proportional to 2,788.44, 4,183.38 and 1,056.12

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Solution

The fourth proportional to 2,788.44, 4,183.38 and 1,056.12 is: 1,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788.44 : 4,183.38 = 1,056.12 : x
  2. Step 2: Convert to fraction form
    2,788.44/4,183.38 = 1,056.12/x
  3. Step 3: Cross multiply
    2,788.44x = 4,183.38 × 1,056.12
  4. Step 4: Simplify right side
    2,788.44x = 4,418,151.29
  5. Step 5: Solve for x
    x = 4,418,151.29/2,788.44
  6. Step 6: Final answer
    x = 1,584.45

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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.