Home / 10,538.73-15,802.89-3,516.33

Finding the Fourth Proportional to 10,538.73, 15,802.89 and 3,516.33

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Solution

The fourth proportional to 10,538.73, 15,802.89 and 3,516.33 is: 5,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.73 : 15,802.89 = 3,516.33 : x
  2. Step 2: Convert to fraction form
    10,538.73/15,802.89 = 3,516.33/x
  3. Step 3: Cross multiply
    10,538.73x = 15,802.89 × 3,516.33
  4. Step 4: Simplify right side
    10,538.73x = 55,568,176.19
  5. Step 5: Solve for x
    x = 55,568,176.19/10,538.73
  6. Step 6: Final answer
    x = 5,272.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.