Home / 5,828.45-8,043.27-3,175.79

Finding the Fourth Proportional to 5,828.45, 8,043.27 and 3,175.79

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Solution

The fourth proportional to 5,828.45, 8,043.27 and 3,175.79 is: 4,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.45 : 8,043.27 = 3,175.79 : x
  2. Step 2: Convert to fraction form
    5,828.45/8,043.27 = 3,175.79/x
  3. Step 3: Cross multiply
    5,828.45x = 8,043.27 × 3,175.79
  4. Step 4: Simplify right side
    5,828.45x = 25,543,736.43
  5. Step 5: Solve for x
    x = 25,543,736.43/5,828.45
  6. Step 6: Final answer
    x = 4,382.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.