Home / 4,413.60-6,615.48-1,814.28

Finding the Fourth Proportional to 4,413.60, 6,615.48 and 1,814.28

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Solution

The fourth proportional to 4,413.60, 6,615.48 and 1,814.28 is: 2,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.60 : 6,615.48 = 1,814.28 : x
  2. Step 2: Convert to fraction form
    4,413.60/6,615.48 = 1,814.28/x
  3. Step 3: Cross multiply
    4,413.60x = 6,615.48 × 1,814.28
  4. Step 4: Simplify right side
    4,413.60x = 12,002,333.05
  5. Step 5: Solve for x
    x = 12,002,333.05/4,413.60
  6. Step 6: Final answer
    x = 2,719.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.