Home / 2,778.41-4,166.32-1,022.97

Finding the Fourth Proportional to 2,778.41, 4,166.32 and 1,022.97

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Solution

The fourth proportional to 2,778.41, 4,166.32 and 1,022.97 is: 1,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778.41 : 4,166.32 = 1,022.97 : x
  2. Step 2: Convert to fraction form
    2,778.41/4,166.32 = 1,022.97/x
  3. Step 3: Cross multiply
    2,778.41x = 4,166.32 × 1,022.97
  4. Step 4: Simplify right side
    2,778.41x = 4,262,020.37
  5. Step 5: Solve for x
    x = 4,262,020.37/2,778.41
  6. Step 6: Final answer
    x = 1,533.98

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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.