Home / 3,251.18-4,877.26-942.38

Finding the Fourth Proportional to 3,251.18, 4,877.26 and 942.38

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Solution

The fourth proportional to 3,251.18, 4,877.26 and 942.38 is: 1,413.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.18 : 4,877.26 = 942.38 : x
  2. Step 2: Convert to fraction form
    3,251.18/4,877.26 = 942.38/x
  3. Step 3: Cross multiply
    3,251.18x = 4,877.26 × 942.38
  4. Step 4: Simplify right side
    3,251.18x = 4,596,232.28
  5. Step 5: Solve for x
    x = 4,596,232.28/3,251.18
  6. Step 6: Final answer
    x = 1,413.71

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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.