Home / 3,826.26-5,736.51-1,876.50

Finding the Fourth Proportional to 3,826.26, 5,736.51 and 1,876.50

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Solution

The fourth proportional to 3,826.26, 5,736.51 and 1,876.50 is: 2,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.26 : 5,736.51 = 1,876.50 : x
  2. Step 2: Convert to fraction form
    3,826.26/5,736.51 = 1,876.50/x
  3. Step 3: Cross multiply
    3,826.26x = 5,736.51 × 1,876.50
  4. Step 4: Simplify right side
    3,826.26x = 10,764,561.02
  5. Step 5: Solve for x
    x = 10,764,561.02/3,826.26
  6. Step 6: Final answer
    x = 2,813.34

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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.