Home / 3,317.82-4,976.30-1,369.76

Finding the Fourth Proportional to 3,317.82, 4,976.30 and 1,369.76

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Solution

The fourth proportional to 3,317.82, 4,976.30 and 1,369.76 is: 2,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.82 : 4,976.30 = 1,369.76 : x
  2. Step 2: Convert to fraction form
    3,317.82/4,976.30 = 1,369.76/x
  3. Step 3: Cross multiply
    3,317.82x = 4,976.30 × 1,369.76
  4. Step 4: Simplify right side
    3,317.82x = 6,816,336.69
  5. Step 5: Solve for x
    x = 6,816,336.69/3,317.82
  6. Step 6: Final answer
    x = 2,054.46

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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.