Home / 5,878.37-8,813.25-2,180.62

Finding the Fourth Proportional to 5,878.37, 8,813.25 and 2,180.62

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Solution

The fourth proportional to 5,878.37, 8,813.25 and 2,180.62 is: 3,269.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.37 : 8,813.25 = 2,180.62 : x
  2. Step 2: Convert to fraction form
    5,878.37/8,813.25 = 2,180.62/x
  3. Step 3: Cross multiply
    5,878.37x = 8,813.25 × 2,180.62
  4. Step 4: Simplify right side
    5,878.37x = 19,218,294.25
  5. Step 5: Solve for x
    x = 19,218,294.25/5,878.37
  6. Step 6: Final answer
    x = 3,269.33

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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.