Home / 2,422.48-3,634.30-961.24

Finding the Fourth Proportional to 2,422.48, 3,634.30 and 961.24

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Solution

The fourth proportional to 2,422.48, 3,634.30 and 961.24 is: 1,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.48 : 3,634.30 = 961.24 : x
  2. Step 2: Convert to fraction form
    2,422.48/3,634.30 = 961.24/x
  3. Step 3: Cross multiply
    2,422.48x = 3,634.30 × 961.24
  4. Step 4: Simplify right side
    2,422.48x = 3,493,413.96
  5. Step 5: Solve for x
    x = 3,493,413.96/2,422.48
  6. Step 6: Final answer
    x = 1,442.08

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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.