Home / 3,198.26-4,415.64-2,610.20

Finding the Fourth Proportional to 3,198.26, 4,415.64 and 2,610.20

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Solution

The fourth proportional to 3,198.26, 4,415.64 and 2,610.20 is: 3,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.26 : 4,415.64 = 2,610.20 : x
  2. Step 2: Convert to fraction form
    3,198.26/4,415.64 = 2,610.20/x
  3. Step 3: Cross multiply
    3,198.26x = 4,415.64 × 2,610.20
  4. Step 4: Simplify right side
    3,198.26x = 11,525,703.53
  5. Step 5: Solve for x
    x = 11,525,703.53/3,198.26
  6. Step 6: Final answer
    x = 3,603.74

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1.5x scale

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.