Home / 5,227.76-7,841.37-1,331.93

Finding the Fourth Proportional to 5,227.76, 7,841.37 and 1,331.93

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Solution

The fourth proportional to 5,227.76, 7,841.37 and 1,331.93 is: 1,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.76 : 7,841.37 = 1,331.93 : x
  2. Step 2: Convert to fraction form
    5,227.76/7,841.37 = 1,331.93/x
  3. Step 3: Cross multiply
    5,227.76x = 7,841.37 × 1,331.93
  4. Step 4: Simplify right side
    5,227.76x = 10,444,155.94
  5. Step 5: Solve for x
    x = 10,444,155.94/5,227.76
  6. Step 6: Final answer
    x = 1,997.83

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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.