Home / 2,673.77-4,028.90-2,197.49

Finding the Fourth Proportional to 2,673.77, 4,028.90 and 2,197.49

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Solution

The fourth proportional to 2,673.77, 4,028.90 and 2,197.49 is: 3,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.77 : 4,028.90 = 2,197.49 : x
  2. Step 2: Convert to fraction form
    2,673.77/4,028.90 = 2,197.49/x
  3. Step 3: Cross multiply
    2,673.77x = 4,028.90 × 2,197.49
  4. Step 4: Simplify right side
    2,673.77x = 8,853,436.33
  5. Step 5: Solve for x
    x = 8,853,436.33/2,673.77
  6. Step 6: Final answer
    x = 3,311.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.