Home / 2,771.37-4,155.71-1,895.22

Finding the Fourth Proportional to 2,771.37, 4,155.71 and 1,895.22

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Solution

The fourth proportional to 2,771.37, 4,155.71 and 1,895.22 is: 2,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.37 : 4,155.71 = 1,895.22 : x
  2. Step 2: Convert to fraction form
    2,771.37/4,155.71 = 1,895.22/x
  3. Step 3: Cross multiply
    2,771.37x = 4,155.71 × 1,895.22
  4. Step 4: Simplify right side
    2,771.37x = 7,875,975.23
  5. Step 5: Solve for x
    x = 7,875,975.23/2,771.37
  6. Step 6: Final answer
    x = 2,841.91

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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.