Home / 3,269.14-4,904.44-1,077.78

Finding the Fourth Proportional to 3,269.14, 4,904.44 and 1,077.78

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Solution

The fourth proportional to 3,269.14, 4,904.44 and 1,077.78 is: 1,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.14 : 4,904.44 = 1,077.78 : x
  2. Step 2: Convert to fraction form
    3,269.14/4,904.44 = 1,077.78/x
  3. Step 3: Cross multiply
    3,269.14x = 4,904.44 × 1,077.78
  4. Step 4: Simplify right side
    3,269.14x = 5,285,907.34
  5. Step 5: Solve for x
    x = 5,285,907.34/3,269.14
  6. Step 6: Final answer
    x = 1,616.91

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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.