Home / 3,413.60-5,125.80-2,495.60

Finding the Fourth Proportional to 3,413.60, 5,125.80 and 2,495.60

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Solution

The fourth proportional to 3,413.60, 5,125.80 and 2,495.60 is: 3,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.60 : 5,125.80 = 2,495.60 : x
  2. Step 2: Convert to fraction form
    3,413.60/5,125.80 = 2,495.60/x
  3. Step 3: Cross multiply
    3,413.60x = 5,125.80 × 2,495.60
  4. Step 4: Simplify right side
    3,413.60x = 12,791,946.48
  5. Step 5: Solve for x
    x = 12,791,946.48/3,413.60
  6. Step 6: Final answer
    x = 3,747.35

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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.