Home / 4,945.23-7,418.34-1,826.06

Finding the Fourth Proportional to 4,945.23, 7,418.34 and 1,826.06

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Solution

The fourth proportional to 4,945.23, 7,418.34 and 1,826.06 is: 2,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.23 : 7,418.34 = 1,826.06 : x
  2. Step 2: Convert to fraction form
    4,945.23/7,418.34 = 1,826.06/x
  3. Step 3: Cross multiply
    4,945.23x = 7,418.34 × 1,826.06
  4. Step 4: Simplify right side
    4,945.23x = 13,546,296.85
  5. Step 5: Solve for x
    x = 13,546,296.85/4,945.23
  6. Step 6: Final answer
    x = 2,739.27

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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.