Home / 5,136.35-7,704.57-1,804.44

Finding the Fourth Proportional to 5,136.35, 7,704.57 and 1,804.44

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Solution

The fourth proportional to 5,136.35, 7,704.57 and 1,804.44 is: 2,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.35 : 7,704.57 = 1,804.44 : x
  2. Step 2: Convert to fraction form
    5,136.35/7,704.57 = 1,804.44/x
  3. Step 3: Cross multiply
    5,136.35x = 7,704.57 × 1,804.44
  4. Step 4: Simplify right side
    5,136.35x = 13,902,459.80
  5. Step 5: Solve for x
    x = 13,902,459.80/5,136.35
  6. Step 6: Final answer
    x = 2,706.68

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1.5x scale

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.