Home / 5,163.93-7,743.47-1,876.14

Finding the Fourth Proportional to 5,163.93, 7,743.47 and 1,876.14

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Solution

The fourth proportional to 5,163.93, 7,743.47 and 1,876.14 is: 2,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.93 : 7,743.47 = 1,876.14 : x
  2. Step 2: Convert to fraction form
    5,163.93/7,743.47 = 1,876.14/x
  3. Step 3: Cross multiply
    5,163.93x = 7,743.47 × 1,876.14
  4. Step 4: Simplify right side
    5,163.93x = 14,527,824.43
  5. Step 5: Solve for x
    x = 14,527,824.43/5,163.93
  6. Step 6: Final answer
    x = 2,813.33

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Why These Related Problems?

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