Home / 3,147.33-4,716.96-2,659.49

Finding the Fourth Proportional to 3,147.33, 4,716.96 and 2,659.49

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Solution

The fourth proportional to 3,147.33, 4,716.96 and 2,659.49 is: 3,985.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.33 : 4,716.96 = 2,659.49 : x
  2. Step 2: Convert to fraction form
    3,147.33/4,716.96 = 2,659.49/x
  3. Step 3: Cross multiply
    3,147.33x = 4,716.96 × 2,659.49
  4. Step 4: Simplify right side
    3,147.33x = 12,544,674.39
  5. Step 5: Solve for x
    x = 12,544,674.39/3,147.33
  6. Step 6: Final answer
    x = 3,985.81

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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.