Home / 7,136.36-10,696.26-3,842.54

Finding the Fourth Proportional to 7,136.36, 10,696.26 and 3,842.54

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Solution

The fourth proportional to 7,136.36, 10,696.26 and 3,842.54 is: 5,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.36 : 10,696.26 = 3,842.54 : x
  2. Step 2: Convert to fraction form
    7,136.36/10,696.26 = 3,842.54/x
  3. Step 3: Cross multiply
    7,136.36x = 10,696.26 × 3,842.54
  4. Step 4: Simplify right side
    7,136.36x = 41,100,753.42
  5. Step 5: Solve for x
    x = 41,100,753.42/7,136.36
  6. Step 6: Final answer
    x = 5,759.35

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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.