Home / 3,904.90-5,390.62-2,413.69

Finding the Fourth Proportional to 3,904.90, 5,390.62 and 2,413.69

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Solution

The fourth proportional to 3,904.90, 5,390.62 and 2,413.69 is: 3,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.90 : 5,390.62 = 2,413.69 : x
  2. Step 2: Convert to fraction form
    3,904.90/5,390.62 = 2,413.69/x
  3. Step 3: Cross multiply
    3,904.90x = 5,390.62 × 2,413.69
  4. Step 4: Simplify right side
    3,904.90x = 13,011,266.08
  5. Step 5: Solve for x
    x = 13,011,266.08/3,904.90
  6. Step 6: Final answer
    x = 3,332.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.