Home / 3,972.64-5,951.40-2,413.12

Finding the Fourth Proportional to 3,972.64, 5,951.40 and 2,413.12

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Solution

The fourth proportional to 3,972.64, 5,951.40 and 2,413.12 is: 3,615.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.64 : 5,951.40 = 2,413.12 : x
  2. Step 2: Convert to fraction form
    3,972.64/5,951.40 = 2,413.12/x
  3. Step 3: Cross multiply
    3,972.64x = 5,951.40 × 2,413.12
  4. Step 4: Simplify right side
    3,972.64x = 14,361,442.37
  5. Step 5: Solve for x
    x = 14,361,442.37/3,972.64
  6. Step 6: Final answer
    x = 3,615.09

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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.