Home / 3,310.05-4,960.47-1,458.39

Finding the Fourth Proportional to 3,310.05, 4,960.47 and 1,458.39

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Solution

The fourth proportional to 3,310.05, 4,960.47 and 1,458.39 is: 2,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.05 : 4,960.47 = 1,458.39 : x
  2. Step 2: Convert to fraction form
    3,310.05/4,960.47 = 1,458.39/x
  3. Step 3: Cross multiply
    3,310.05x = 4,960.47 × 1,458.39
  4. Step 4: Simplify right side
    3,310.05x = 7,234,299.84
  5. Step 5: Solve for x
    x = 7,234,299.84/3,310.05
  6. Step 6: Final answer
    x = 2,185.56

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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.