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Finding the Fourth Proportional to 7,181.22, 10,768.98 and 3,023.22

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Solution

The fourth proportional to 7,181.22, 10,768.98 and 3,023.22 is: 4,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.22 : 10,768.98 = 3,023.22 : x
  2. Step 2: Convert to fraction form
    7,181.22/10,768.98 = 3,023.22/x
  3. Step 3: Cross multiply
    7,181.22x = 10,768.98 × 3,023.22
  4. Step 4: Simplify right side
    7,181.22x = 32,556,995.72
  5. Step 5: Solve for x
    x = 32,556,995.72/7,181.22
  6. Step 6: Final answer
    x = 4,533.63

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1.5x scale

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.