Home / 7,136.82-10,704.33-2,206.08

Finding the Fourth Proportional to 7,136.82, 10,704.33 and 2,206.08

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Solution

The fourth proportional to 7,136.82, 10,704.33 and 2,206.08 is: 3,308.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.82 : 10,704.33 = 2,206.08 : x
  2. Step 2: Convert to fraction form
    7,136.82/10,704.33 = 2,206.08/x
  3. Step 3: Cross multiply
    7,136.82x = 10,704.33 × 2,206.08
  4. Step 4: Simplify right side
    7,136.82x = 23,614,608.33
  5. Step 5: Solve for x
    x = 23,614,608.33/7,136.82
  6. Step 6: Final answer
    x = 3,308.84

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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.