Home / 9,021-12,452.37-6,789.33

Finding the Fourth Proportional to 9,021, 12,452.37 and 6,789.33

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Solution

The fourth proportional to 9,021, 12,452.37 and 6,789.33 is: 9,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021 : 12,452.37 = 6,789.33 : x
  2. Step 2: Convert to fraction form
    9,021/12,452.37 = 6,789.33/x
  3. Step 3: Cross multiply
    9,021x = 12,452.37 × 6,789.33
  4. Step 4: Simplify right side
    9,021x = 84,543,249.21
  5. Step 5: Solve for x
    x = 84,543,249.21/9,021
  6. Step 6: Final answer
    x = 9,371.83

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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.