Home / 3,216.32-4,824.72-1,136.48

Finding the Fourth Proportional to 3,216.32, 4,824.72 and 1,136.48

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Solution

The fourth proportional to 3,216.32, 4,824.72 and 1,136.48 is: 1,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.32 : 4,824.72 = 1,136.48 : x
  2. Step 2: Convert to fraction form
    3,216.32/4,824.72 = 1,136.48/x
  3. Step 3: Cross multiply
    3,216.32x = 4,824.72 × 1,136.48
  4. Step 4: Simplify right side
    3,216.32x = 5,483,197.79
  5. Step 5: Solve for x
    x = 5,483,197.79/3,216.32
  6. Step 6: Final answer
    x = 1,704.80

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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.