Home / 3,766.67-5,650.07-1,427.76

Finding the Fourth Proportional to 3,766.67, 5,650.07 and 1,427.76

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Solution

The fourth proportional to 3,766.67, 5,650.07 and 1,427.76 is: 2,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.67 : 5,650.07 = 1,427.76 : x
  2. Step 2: Convert to fraction form
    3,766.67/5,650.07 = 1,427.76/x
  3. Step 3: Cross multiply
    3,766.67x = 5,650.07 × 1,427.76
  4. Step 4: Simplify right side
    3,766.67x = 8,066,936.80
  5. Step 5: Solve for x
    x = 8,066,936.80/3,766.67
  6. Step 6: Final answer
    x = 2,141.67

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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.