Home / 4,729.05-7,083.65-3,163.96

Finding the Fourth Proportional to 4,729.05, 7,083.65 and 3,163.96

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Solution

The fourth proportional to 4,729.05, 7,083.65 and 3,163.96 is: 4,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.05 : 7,083.65 = 3,163.96 : x
  2. Step 2: Convert to fraction form
    4,729.05/7,083.65 = 3,163.96/x
  3. Step 3: Cross multiply
    4,729.05x = 7,083.65 × 3,163.96
  4. Step 4: Simplify right side
    4,729.05x = 22,412,402.02
  5. Step 5: Solve for x
    x = 22,412,402.02/4,729.05
  6. Step 6: Final answer
    x = 4,739.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.