Home / 2,188.04-3,277.66-1,016.40

Finding the Fourth Proportional to 2,188.04, 3,277.66 and 1,016.40

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Solution

The fourth proportional to 2,188.04, 3,277.66 and 1,016.40 is: 1,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188.04 : 3,277.66 = 1,016.40 : x
  2. Step 2: Convert to fraction form
    2,188.04/3,277.66 = 1,016.40/x
  3. Step 3: Cross multiply
    2,188.04x = 3,277.66 × 1,016.40
  4. Step 4: Simplify right side
    2,188.04x = 3,331,413.62
  5. Step 5: Solve for x
    x = 3,331,413.62/2,188.04
  6. Step 6: Final answer
    x = 1,522.56

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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.