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Finding the Fourth Proportional to 9,181.88, 13,774.97 and 3,025.88

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Solution

The fourth proportional to 9,181.88, 13,774.97 and 3,025.88 is: 4,539.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.88 : 13,774.97 = 3,025.88 : x
  2. Step 2: Convert to fraction form
    9,181.88/13,774.97 = 3,025.88/x
  3. Step 3: Cross multiply
    9,181.88x = 13,774.97 × 3,025.88
  4. Step 4: Simplify right side
    9,181.88x = 41,681,344.91
  5. Step 5: Solve for x
    x = 41,681,344.91/9,181.88
  6. Step 6: Final answer
    x = 4,539.52

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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.