Home / 2,318.21-3,474.23-2,008.62

Finding the Fourth Proportional to 2,318.21, 3,474.23 and 2,008.62

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Solution

The fourth proportional to 2,318.21, 3,474.23 and 2,008.62 is: 3,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.21 : 3,474.23 = 2,008.62 : x
  2. Step 2: Convert to fraction form
    2,318.21/3,474.23 = 2,008.62/x
  3. Step 3: Cross multiply
    2,318.21x = 3,474.23 × 2,008.62
  4. Step 4: Simplify right side
    2,318.21x = 6,978,407.86
  5. Step 5: Solve for x
    x = 6,978,407.86/2,318.21
  6. Step 6: Final answer
    x = 3,010.26

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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.