Home / 2,935.41-4,403.31-1,086.48

Finding the Fourth Proportional to 2,935.41, 4,403.31 and 1,086.48

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Solution

The fourth proportional to 2,935.41, 4,403.31 and 1,086.48 is: 1,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.41 : 4,403.31 = 1,086.48 : x
  2. Step 2: Convert to fraction form
    2,935.41/4,403.31 = 1,086.48/x
  3. Step 3: Cross multiply
    2,935.41x = 4,403.31 × 1,086.48
  4. Step 4: Simplify right side
    2,935.41x = 4,784,108.25
  5. Step 5: Solve for x
    x = 4,784,108.25/2,935.41
  6. Step 6: Final answer
    x = 1,629.79

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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.