Home / 4,559.78-6,845.34-3,181.88

Finding the Fourth Proportional to 4,559.78, 6,845.34 and 3,181.88

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Solution

The fourth proportional to 4,559.78, 6,845.34 and 3,181.88 is: 4,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.78 : 6,845.34 = 3,181.88 : x
  2. Step 2: Convert to fraction form
    4,559.78/6,845.34 = 3,181.88/x
  3. Step 3: Cross multiply
    4,559.78x = 6,845.34 × 3,181.88
  4. Step 4: Simplify right side
    4,559.78x = 21,781,050.44
  5. Step 5: Solve for x
    x = 21,781,050.44/4,559.78
  6. Step 6: Final answer
    x = 4,776.78

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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.