Home / 5,185.56-7,163.28-4,993.56

Finding the Fourth Proportional to 5,185.56, 7,163.28 and 4,993.56

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Solution

The fourth proportional to 5,185.56, 7,163.28 and 4,993.56 is: 6,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.56 : 7,163.28 = 4,993.56 : x
  2. Step 2: Convert to fraction form
    5,185.56/7,163.28 = 4,993.56/x
  3. Step 3: Cross multiply
    5,185.56x = 7,163.28 × 4,993.56
  4. Step 4: Simplify right side
    5,185.56x = 35,770,268.48
  5. Step 5: Solve for x
    x = 35,770,268.48/5,185.56
  6. Step 6: Final answer
    x = 6,898.05

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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.