Home / 3,826.13-5,738.92-1,877.63

Finding the Fourth Proportional to 3,826.13, 5,738.92 and 1,877.63

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Solution

The fourth proportional to 3,826.13, 5,738.92 and 1,877.63 is: 2,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.13 : 5,738.92 = 1,877.63 : x
  2. Step 2: Convert to fraction form
    3,826.13/5,738.92 = 1,877.63/x
  3. Step 3: Cross multiply
    3,826.13x = 5,738.92 × 1,877.63
  4. Step 4: Simplify right side
    3,826.13x = 10,775,534.97
  5. Step 5: Solve for x
    x = 10,775,534.97/3,826.13
  6. Step 6: Final answer
    x = 2,816.31

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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.