Home / 3,758.27-5,187.24-2,187.27

Finding the Fourth Proportional to 3,758.27, 5,187.24 and 2,187.27

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Solution

The fourth proportional to 3,758.27, 5,187.24 and 2,187.27 is: 3,018.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.27 : 5,187.24 = 2,187.27 : x
  2. Step 2: Convert to fraction form
    3,758.27/5,187.24 = 2,187.27/x
  3. Step 3: Cross multiply
    3,758.27x = 5,187.24 × 2,187.27
  4. Step 4: Simplify right side
    3,758.27x = 11,345,894.43
  5. Step 5: Solve for x
    x = 11,345,894.43/3,758.27
  6. Step 6: Final answer
    x = 3,018.92

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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.