Home / 10,986.36-15,163.88-6,273.37

Finding the Fourth Proportional to 10,986.36, 15,163.88 and 6,273.37

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Solution

The fourth proportional to 10,986.36, 15,163.88 and 6,273.37 is: 8,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,986.36 : 15,163.88 = 6,273.37 : x
  2. Step 2: Convert to fraction form
    10,986.36/15,163.88 = 6,273.37/x
  3. Step 3: Cross multiply
    10,986.36x = 15,163.88 × 6,273.37
  4. Step 4: Simplify right side
    10,986.36x = 95,128,629.88
  5. Step 5: Solve for x
    x = 95,128,629.88/10,986.36
  6. Step 6: Final answer
    x = 8,658.79

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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.