Home / 3,825.02-5,737.53-1,229.78

Finding the Fourth Proportional to 3,825.02, 5,737.53 and 1,229.78

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Solution

The fourth proportional to 3,825.02, 5,737.53 and 1,229.78 is: 1,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.02 : 5,737.53 = 1,229.78 : x
  2. Step 2: Convert to fraction form
    3,825.02/5,737.53 = 1,229.78/x
  3. Step 3: Cross multiply
    3,825.02x = 5,737.53 × 1,229.78
  4. Step 4: Simplify right side
    3,825.02x = 7,055,880.69
  5. Step 5: Solve for x
    x = 7,055,880.69/3,825.02
  6. Step 6: Final answer
    x = 1,844.67

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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.