Home / 3,757.95-5,186.73-2,186.37

Finding the Fourth Proportional to 3,757.95, 5,186.73 and 2,186.37

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Solution

The fourth proportional to 3,757.95, 5,186.73 and 2,186.37 is: 3,017.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.95 : 5,186.73 = 2,186.37 : x
  2. Step 2: Convert to fraction form
    3,757.95/5,186.73 = 2,186.37/x
  3. Step 3: Cross multiply
    3,757.95x = 5,186.73 × 2,186.37
  4. Step 4: Simplify right side
    3,757.95x = 11,340,110.87
  5. Step 5: Solve for x
    x = 11,340,110.87/3,757.95
  6. Step 6: Final answer
    x = 3,017.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.