Home / 7,492.78-11,241.33-2,299.42

Finding the Fourth Proportional to 7,492.78, 11,241.33 and 2,299.42

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Solution

The fourth proportional to 7,492.78, 11,241.33 and 2,299.42 is: 3,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.78 : 11,241.33 = 2,299.42 : x
  2. Step 2: Convert to fraction form
    7,492.78/11,241.33 = 2,299.42/x
  3. Step 3: Cross multiply
    7,492.78x = 11,241.33 × 2,299.42
  4. Step 4: Simplify right side
    7,492.78x = 25,848,539.03
  5. Step 5: Solve for x
    x = 25,848,539.03/7,492.78
  6. Step 6: Final answer
    x = 3,449.79

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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.