Home / 3,326.24-4,989.31-1,136.50

Finding the Fourth Proportional to 3,326.24, 4,989.31 and 1,136.50

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Solution

The fourth proportional to 3,326.24, 4,989.31 and 1,136.50 is: 1,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.24 : 4,989.31 = 1,136.50 : x
  2. Step 2: Convert to fraction form
    3,326.24/4,989.31 = 1,136.50/x
  3. Step 3: Cross multiply
    3,326.24x = 4,989.31 × 1,136.50
  4. Step 4: Simplify right side
    3,326.24x = 5,670,350.82
  5. Step 5: Solve for x
    x = 5,670,350.82/3,326.24
  6. Step 6: Final answer
    x = 1,704.73

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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.