Home / 9,181.45-13,771.94-2,607.64

Finding the Fourth Proportional to 9,181.45, 13,771.94 and 2,607.64

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Solution

The fourth proportional to 9,181.45, 13,771.94 and 2,607.64 is: 3,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.45 : 13,771.94 = 2,607.64 : x
  2. Step 2: Convert to fraction form
    9,181.45/13,771.94 = 2,607.64/x
  3. Step 3: Cross multiply
    9,181.45x = 13,771.94 × 2,607.64
  4. Step 4: Simplify right side
    9,181.45x = 35,912,214.15
  5. Step 5: Solve for x
    x = 35,912,214.15/9,181.45
  6. Step 6: Final answer
    x = 3,911.39

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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.