Home / 3,883.14-5,825.31-1,286.67

Finding the Fourth Proportional to 3,883.14, 5,825.31 and 1,286.67

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Solution

The fourth proportional to 3,883.14, 5,825.31 and 1,286.67 is: 1,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.14 : 5,825.31 = 1,286.67 : x
  2. Step 2: Convert to fraction form
    3,883.14/5,825.31 = 1,286.67/x
  3. Step 3: Cross multiply
    3,883.14x = 5,825.31 × 1,286.67
  4. Step 4: Simplify right side
    3,883.14x = 7,495,251.62
  5. Step 5: Solve for x
    x = 7,495,251.62/3,883.14
  6. Step 6: Final answer
    x = 1,930.20

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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.