Home / 2,311.74-3,464.13-1,540.62

Finding the Fourth Proportional to 2,311.74, 3,464.13 and 1,540.62

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Solution

The fourth proportional to 2,311.74, 3,464.13 and 1,540.62 is: 2,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.74 : 3,464.13 = 1,540.62 : x
  2. Step 2: Convert to fraction form
    2,311.74/3,464.13 = 1,540.62/x
  3. Step 3: Cross multiply
    2,311.74x = 3,464.13 × 1,540.62
  4. Step 4: Simplify right side
    2,311.74x = 5,336,907.96
  5. Step 5: Solve for x
    x = 5,336,907.96/2,311.74
  6. Step 6: Final answer
    x = 2,308.61

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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.