Home / 5,072.31-7,569.90-4,738.14

Finding the Fourth Proportional to 5,072.31, 7,569.90 and 4,738.14

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Solution

The fourth proportional to 5,072.31, 7,569.90 and 4,738.14 is: 7,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.31 : 7,569.90 = 4,738.14 : x
  2. Step 2: Convert to fraction form
    5,072.31/7,569.90 = 4,738.14/x
  3. Step 3: Cross multiply
    5,072.31x = 7,569.90 × 4,738.14
  4. Step 4: Simplify right side
    5,072.31x = 35,867,245.99
  5. Step 5: Solve for x
    x = 35,867,245.99/5,072.31
  6. Step 6: Final answer
    x = 7,071.19

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.