Home / 4,181.50-5,770.48-2,318.50

Finding the Fourth Proportional to 4,181.50, 5,770.48 and 2,318.50

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Solution

The fourth proportional to 4,181.50, 5,770.48 and 2,318.50 is: 3,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.50 : 5,770.48 = 2,318.50 : x
  2. Step 2: Convert to fraction form
    4,181.50/5,770.48 = 2,318.50/x
  3. Step 3: Cross multiply
    4,181.50x = 5,770.48 × 2,318.50
  4. Step 4: Simplify right side
    4,181.50x = 13,378,857.88
  5. Step 5: Solve for x
    x = 13,378,857.88/4,181.50
  6. Step 6: Final answer
    x = 3,199.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.