Home / 6,418.44-9,625.77-2,720.59

Finding the Fourth Proportional to 6,418.44, 9,625.77 and 2,720.59

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Solution

The fourth proportional to 6,418.44, 9,625.77 and 2,720.59 is: 4,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.44 : 9,625.77 = 2,720.59 : x
  2. Step 2: Convert to fraction form
    6,418.44/9,625.77 = 2,720.59/x
  3. Step 3: Cross multiply
    6,418.44x = 9,625.77 × 2,720.59
  4. Step 4: Simplify right side
    6,418.44x = 26,187,749.54
  5. Step 5: Solve for x
    x = 26,187,749.54/6,418.44
  6. Step 6: Final answer
    x = 4,080.08

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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.