Home / 4,782.92-7,180.62-3,688.04

Finding the Fourth Proportional to 4,782.92, 7,180.62 and 3,688.04

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Solution

The fourth proportional to 4,782.92, 7,180.62 and 3,688.04 is: 5,536.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.92 : 7,180.62 = 3,688.04 : x
  2. Step 2: Convert to fraction form
    4,782.92/7,180.62 = 3,688.04/x
  3. Step 3: Cross multiply
    4,782.92x = 7,180.62 × 3,688.04
  4. Step 4: Simplify right side
    4,782.92x = 26,482,413.78
  5. Step 5: Solve for x
    x = 26,482,413.78/4,782.92
  6. Step 6: Final answer
    x = 5,536.87

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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.