Home / 3,758.93-5,630.70-2,112.02

Finding the Fourth Proportional to 3,758.93, 5,630.70 and 2,112.02

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Solution

The fourth proportional to 3,758.93, 5,630.70 and 2,112.02 is: 3,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.93 : 5,630.70 = 2,112.02 : x
  2. Step 2: Convert to fraction form
    3,758.93/5,630.70 = 2,112.02/x
  3. Step 3: Cross multiply
    3,758.93x = 5,630.70 × 2,112.02
  4. Step 4: Simplify right side
    3,758.93x = 11,892,151.01
  5. Step 5: Solve for x
    x = 11,892,151.01/3,758.93
  6. Step 6: Final answer
    x = 3,163.71

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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.