Home / 6,911.42-10,369.14-2,231.33

Finding the Fourth Proportional to 6,911.42, 10,369.14 and 2,231.33

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Solution

The fourth proportional to 6,911.42, 10,369.14 and 2,231.33 is: 3,347.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.42 : 10,369.14 = 2,231.33 : x
  2. Step 2: Convert to fraction form
    6,911.42/10,369.14 = 2,231.33/x
  3. Step 3: Cross multiply
    6,911.42x = 10,369.14 × 2,231.33
  4. Step 4: Simplify right side
    6,911.42x = 23,136,973.16
  5. Step 5: Solve for x
    x = 23,136,973.16/6,911.42
  6. Step 6: Final answer
    x = 3,347.64

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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.