Home / 3,086.26-4,634.86-2,958.70

Finding the Fourth Proportional to 3,086.26, 4,634.86 and 2,958.70

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Solution

The fourth proportional to 3,086.26, 4,634.86 and 2,958.70 is: 4,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.26 : 4,634.86 = 2,958.70 : x
  2. Step 2: Convert to fraction form
    3,086.26/4,634.86 = 2,958.70/x
  3. Step 3: Cross multiply
    3,086.26x = 4,634.86 × 2,958.70
  4. Step 4: Simplify right side
    3,086.26x = 13,713,160.28
  5. Step 5: Solve for x
    x = 13,713,160.28/3,086.26
  6. Step 6: Final answer
    x = 4,443.29

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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.