Home / 7,928.82-11,884.23-6,160.68

Finding the Fourth Proportional to 7,928.82, 11,884.23 and 6,160.68

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Solution

The fourth proportional to 7,928.82, 11,884.23 and 6,160.68 is: 9,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.82 : 11,884.23 = 6,160.68 : x
  2. Step 2: Convert to fraction form
    7,928.82/11,884.23 = 6,160.68/x
  3. Step 3: Cross multiply
    7,928.82x = 11,884.23 × 6,160.68
  4. Step 4: Simplify right side
    7,928.82x = 73,214,938.08
  5. Step 5: Solve for x
    x = 73,214,938.08/7,928.82
  6. Step 6: Final answer
    x = 9,234.03

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1.5x scale

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.