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Finding the Fourth Proportional to 5,323.73, 7,969.19 and 3,377.30

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Solution

The fourth proportional to 5,323.73, 7,969.19 and 3,377.30 is: 5,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.73 : 7,969.19 = 3,377.30 : x
  2. Step 2: Convert to fraction form
    5,323.73/7,969.19 = 3,377.30/x
  3. Step 3: Cross multiply
    5,323.73x = 7,969.19 × 3,377.30
  4. Step 4: Simplify right side
    5,323.73x = 26,914,288.65
  5. Step 5: Solve for x
    x = 26,914,288.65/5,323.73
  6. Step 6: Final answer
    x = 5,055.54

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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.