Home / 5,400.27-7,453.49-3,163.32

Finding the Fourth Proportional to 5,400.27, 7,453.49 and 3,163.32

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Solution

The fourth proportional to 5,400.27, 7,453.49 and 3,163.32 is: 4,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.27 : 7,453.49 = 3,163.32 : x
  2. Step 2: Convert to fraction form
    5,400.27/7,453.49 = 3,163.32/x
  3. Step 3: Cross multiply
    5,400.27x = 7,453.49 × 3,163.32
  4. Step 4: Simplify right side
    5,400.27x = 23,577,758.17
  5. Step 5: Solve for x
    x = 23,577,758.17/5,400.27
  6. Step 6: Final answer
    x = 4,366.03

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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.