Home / 3,291.23-4,539.39-2,096.43

Finding the Fourth Proportional to 3,291.23, 4,539.39 and 2,096.43

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Solution

The fourth proportional to 3,291.23, 4,539.39 and 2,096.43 is: 2,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.23 : 4,539.39 = 2,096.43 : x
  2. Step 2: Convert to fraction form
    3,291.23/4,539.39 = 2,096.43/x
  3. Step 3: Cross multiply
    3,291.23x = 4,539.39 × 2,096.43
  4. Step 4: Simplify right side
    3,291.23x = 9,516,525.82
  5. Step 5: Solve for x
    x = 9,516,525.82/3,291.23
  6. Step 6: Final answer
    x = 2,891.48

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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.