Home / 4,138.77-6,202.89-1,942.67

Finding the Fourth Proportional to 4,138.77, 6,202.89 and 1,942.67

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Solution

The fourth proportional to 4,138.77, 6,202.89 and 1,942.67 is: 2,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.77 : 6,202.89 = 1,942.67 : x
  2. Step 2: Convert to fraction form
    4,138.77/6,202.89 = 1,942.67/x
  3. Step 3: Cross multiply
    4,138.77x = 6,202.89 × 1,942.67
  4. Step 4: Simplify right side
    4,138.77x = 12,050,137.30
  5. Step 5: Solve for x
    x = 12,050,137.30/4,138.77
  6. Step 6: Final answer
    x = 2,911.53

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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.