Home / 5,163.54-7,122.45-4,298.97

Finding the Fourth Proportional to 5,163.54, 7,122.45 and 4,298.97

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Solution

The fourth proportional to 5,163.54, 7,122.45 and 4,298.97 is: 5,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.54 : 7,122.45 = 4,298.97 : x
  2. Step 2: Convert to fraction form
    5,163.54/7,122.45 = 4,298.97/x
  3. Step 3: Cross multiply
    5,163.54x = 7,122.45 × 4,298.97
  4. Step 4: Simplify right side
    5,163.54x = 30,619,198.88
  5. Step 5: Solve for x
    x = 30,619,198.88/5,163.54
  6. Step 6: Final answer
    x = 5,929.89

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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.