Home / 5,190.99-7,163.58-2,833.17

Finding the Fourth Proportional to 5,190.99, 7,163.58 and 2,833.17

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Solution

The fourth proportional to 5,190.99, 7,163.58 and 2,833.17 is: 3,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.99 : 7,163.58 = 2,833.17 : x
  2. Step 2: Convert to fraction form
    5,190.99/7,163.58 = 2,833.17/x
  3. Step 3: Cross multiply
    5,190.99x = 7,163.58 × 2,833.17
  4. Step 4: Simplify right side
    5,190.99x = 20,295,639.95
  5. Step 5: Solve for x
    x = 20,295,639.95/5,190.99
  6. Step 6: Final answer
    x = 3,909.78

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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.