Home / 3,851.24-5,773.20-1,512.74

Finding the Fourth Proportional to 3,851.24, 5,773.20 and 1,512.74

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Solution

The fourth proportional to 3,851.24, 5,773.20 and 1,512.74 is: 2,267.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.24 : 5,773.20 = 1,512.74 : x
  2. Step 2: Convert to fraction form
    3,851.24/5,773.20 = 1,512.74/x
  3. Step 3: Cross multiply
    3,851.24x = 5,773.20 × 1,512.74
  4. Step 4: Simplify right side
    3,851.24x = 8,733,321.70
  5. Step 5: Solve for x
    x = 8,733,321.70/3,851.24
  6. Step 6: Final answer
    x = 2,267.67

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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.