Home / 4,111.76-5,672.75-2,342.34

Finding the Fourth Proportional to 4,111.76, 5,672.75 and 2,342.34

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Solution

The fourth proportional to 4,111.76, 5,672.75 and 2,342.34 is: 3,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.76 : 5,672.75 = 2,342.34 : x
  2. Step 2: Convert to fraction form
    4,111.76/5,672.75 = 2,342.34/x
  3. Step 3: Cross multiply
    4,111.76x = 5,672.75 × 2,342.34
  4. Step 4: Simplify right side
    4,111.76x = 13,287,515.09
  5. Step 5: Solve for x
    x = 13,287,515.09/4,111.76
  6. Step 6: Final answer
    x = 3,231.59

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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.