Home / 10,968.37-15,136.36-6,189.33

Finding the Fourth Proportional to 10,968.37, 15,136.36 and 6,189.33

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Solution

The fourth proportional to 10,968.37, 15,136.36 and 6,189.33 is: 8,541.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.37 : 15,136.36 = 6,189.33 : x
  2. Step 2: Convert to fraction form
    10,968.37/15,136.36 = 6,189.33/x
  3. Step 3: Cross multiply
    10,968.37x = 15,136.36 × 6,189.33
  4. Step 4: Simplify right side
    10,968.37x = 93,683,896.09
  5. Step 5: Solve for x
    x = 93,683,896.09/10,968.37
  6. Step 6: Final answer
    x = 8,541.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.