Home / 3,216.85-4,825.64-1,136.41

Finding the Fourth Proportional to 3,216.85, 4,825.64 and 1,136.41

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Solution

The fourth proportional to 3,216.85, 4,825.64 and 1,136.41 is: 1,704.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.85 : 4,825.64 = 1,136.41 : x
  2. Step 2: Convert to fraction form
    3,216.85/4,825.64 = 1,136.41/x
  3. Step 3: Cross multiply
    3,216.85x = 4,825.64 × 1,136.41
  4. Step 4: Simplify right side
    3,216.85x = 5,483,896.33
  5. Step 5: Solve for x
    x = 5,483,896.33/3,216.85
  6. Step 6: Final answer
    x = 1,704.74

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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.