Home / 8,163.96-11,268.83-4,629.53

Finding the Fourth Proportional to 8,163.96, 11,268.83 and 4,629.53

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Solution

The fourth proportional to 8,163.96, 11,268.83 and 4,629.53 is: 6,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.96 : 11,268.83 = 4,629.53 : x
  2. Step 2: Convert to fraction form
    8,163.96/11,268.83 = 4,629.53/x
  3. Step 3: Cross multiply
    8,163.96x = 11,268.83 × 4,629.53
  4. Step 4: Simplify right side
    8,163.96x = 52,169,307.06
  5. Step 5: Solve for x
    x = 52,169,307.06/8,163.96
  6. Step 6: Final answer
    x = 6,390.20

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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.