Home / 5,999.80-8,273.42-5,163.34

Finding the Fourth Proportional to 5,999.80, 8,273.42 and 5,163.34

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Solution

The fourth proportional to 5,999.80, 8,273.42 and 5,163.34 is: 7,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.80 : 8,273.42 = 5,163.34 : x
  2. Step 2: Convert to fraction form
    5,999.80/8,273.42 = 5,163.34/x
  3. Step 3: Cross multiply
    5,999.80x = 8,273.42 × 5,163.34
  4. Step 4: Simplify right side
    5,999.80x = 42,718,480.42
  5. Step 5: Solve for x
    x = 42,718,480.42/5,999.80
  6. Step 6: Final answer
    x = 7,119.98

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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.