Home / 3,325.79-4,989.82-1,136.06

Finding the Fourth Proportional to 3,325.79, 4,989.82 and 1,136.06

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Solution

The fourth proportional to 3,325.79, 4,989.82 and 1,136.06 is: 1,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.79 : 4,989.82 = 1,136.06 : x
  2. Step 2: Convert to fraction form
    3,325.79/4,989.82 = 1,136.06/x
  3. Step 3: Cross multiply
    3,325.79x = 4,989.82 × 1,136.06
  4. Step 4: Simplify right side
    3,325.79x = 5,668,709.96
  5. Step 5: Solve for x
    x = 5,668,709.96/3,325.79
  6. Step 6: Final answer
    x = 1,704.47

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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.