Home / 3,181.67-4,771.18-1,232.75

Finding the Fourth Proportional to 3,181.67, 4,771.18 and 1,232.75

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Solution

The fourth proportional to 3,181.67, 4,771.18 and 1,232.75 is: 1,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181.67 : 4,771.18 = 1,232.75 : x
  2. Step 2: Convert to fraction form
    3,181.67/4,771.18 = 1,232.75/x
  3. Step 3: Cross multiply
    3,181.67x = 4,771.18 × 1,232.75
  4. Step 4: Simplify right side
    3,181.67x = 5,881,672.15
  5. Step 5: Solve for x
    x = 5,881,672.15/3,181.67
  6. Step 6: Final answer
    x = 1,848.61

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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.