Home / 9,086.45-13,629.64-2,422.93

Finding the Fourth Proportional to 9,086.45, 13,629.64 and 2,422.93

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Solution

The fourth proportional to 9,086.45, 13,629.64 and 2,422.93 is: 3,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.45 : 13,629.64 = 2,422.93 : x
  2. Step 2: Convert to fraction form
    9,086.45/13,629.64 = 2,422.93/x
  3. Step 3: Cross multiply
    9,086.45x = 13,629.64 × 2,422.93
  4. Step 4: Simplify right side
    9,086.45x = 33,023,651.53
  5. Step 5: Solve for x
    x = 33,023,651.53/9,086.45
  6. Step 6: Final answer
    x = 3,634.39

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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.