Home / 3,850.69-5,776.40-1,077.37

Finding the Fourth Proportional to 3,850.69, 5,776.40 and 1,077.37

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Solution

The fourth proportional to 3,850.69, 5,776.40 and 1,077.37 is: 1,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.69 : 5,776.40 = 1,077.37 : x
  2. Step 2: Convert to fraction form
    3,850.69/5,776.40 = 1,077.37/x
  3. Step 3: Cross multiply
    3,850.69x = 5,776.40 × 1,077.37
  4. Step 4: Simplify right side
    3,850.69x = 6,223,293.88
  5. Step 5: Solve for x
    x = 6,223,293.88/3,850.69
  6. Step 6: Final answer
    x = 1,616.15

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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.