Home / 3,992.26-5,989.06-1,800.94

Finding the Fourth Proportional to 3,992.26, 5,989.06 and 1,800.94

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Solution

The fourth proportional to 3,992.26, 5,989.06 and 1,800.94 is: 2,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.26 : 5,989.06 = 1,800.94 : x
  2. Step 2: Convert to fraction form
    3,992.26/5,989.06 = 1,800.94/x
  3. Step 3: Cross multiply
    3,992.26x = 5,989.06 × 1,800.94
  4. Step 4: Simplify right side
    3,992.26x = 10,785,937.72
  5. Step 5: Solve for x
    x = 10,785,937.72/3,992.26
  6. Step 6: Final answer
    x = 2,701.71

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1.5x scale

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.