Home / 3,394.42-5,081.70-2,575.90

Finding the Fourth Proportional to 3,394.42, 5,081.70 and 2,575.90

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Solution

The fourth proportional to 3,394.42, 5,081.70 and 2,575.90 is: 3,856.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.42 : 5,081.70 = 2,575.90 : x
  2. Step 2: Convert to fraction form
    3,394.42/5,081.70 = 2,575.90/x
  3. Step 3: Cross multiply
    3,394.42x = 5,081.70 × 2,575.90
  4. Step 4: Simplify right side
    3,394.42x = 13,089,951.03
  5. Step 5: Solve for x
    x = 13,089,951.03/3,394.42
  6. Step 6: Final answer
    x = 3,856.31

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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.