Home / 7,414.89-10,231.56-4,270.47

Finding the Fourth Proportional to 7,414.89, 10,231.56 and 4,270.47

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Solution

The fourth proportional to 7,414.89, 10,231.56 and 4,270.47 is: 5,892.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.89 : 10,231.56 = 4,270.47 : x
  2. Step 2: Convert to fraction form
    7,414.89/10,231.56 = 4,270.47/x
  3. Step 3: Cross multiply
    7,414.89x = 10,231.56 × 4,270.47
  4. Step 4: Simplify right side
    7,414.89x = 43,693,570.03
  5. Step 5: Solve for x
    x = 43,693,570.03/7,414.89
  6. Step 6: Final answer
    x = 5,892.68

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