Home / 7,945.98-11,922.10-3,016.92

Finding the Fourth Proportional to 7,945.98, 11,922.10 and 3,016.92

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Solution

The fourth proportional to 7,945.98, 11,922.10 and 3,016.92 is: 4,526.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.98 : 11,922.10 = 3,016.92 : x
  2. Step 2: Convert to fraction form
    7,945.98/11,922.10 = 3,016.92/x
  3. Step 3: Cross multiply
    7,945.98x = 11,922.10 × 3,016.92
  4. Step 4: Simplify right side
    7,945.98x = 35,968,021.93
  5. Step 5: Solve for x
    x = 35,968,021.93/7,945.98
  6. Step 6: Final answer
    x = 4,526.57

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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.