Home / 6,998.19-9,653.83-4,163.55

Finding the Fourth Proportional to 6,998.19, 9,653.83 and 4,163.55

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Solution

The fourth proportional to 6,998.19, 9,653.83 and 4,163.55 is: 5,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.19 : 9,653.83 = 4,163.55 : x
  2. Step 2: Convert to fraction form
    6,998.19/9,653.83 = 4,163.55/x
  3. Step 3: Cross multiply
    6,998.19x = 9,653.83 × 4,163.55
  4. Step 4: Simplify right side
    6,998.19x = 40,194,208.66
  5. Step 5: Solve for x
    x = 40,194,208.66/6,998.19
  6. Step 6: Final answer
    x = 5,743.51

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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.