Home / 2,083.26-2,874.21-1,375.46

Finding the Fourth Proportional to 2,083.26, 2,874.21 and 1,375.46

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Solution

The fourth proportional to 2,083.26, 2,874.21 and 1,375.46 is: 1,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.26 : 2,874.21 = 1,375.46 : x
  2. Step 2: Convert to fraction form
    2,083.26/2,874.21 = 1,375.46/x
  3. Step 3: Cross multiply
    2,083.26x = 2,874.21 × 1,375.46
  4. Step 4: Simplify right side
    2,083.26x = 3,953,346.52
  5. Step 5: Solve for x
    x = 3,953,346.52/2,083.26
  6. Step 6: Final answer
    x = 1,897.67

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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.