Home / 9,260.72-13,881.36-3,413.60

Finding the Fourth Proportional to 9,260.72, 13,881.36 and 3,413.60

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Solution

The fourth proportional to 9,260.72, 13,881.36 and 3,413.60 is: 5,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.72 : 13,881.36 = 3,413.60 : x
  2. Step 2: Convert to fraction form
    9,260.72/13,881.36 = 3,413.60/x
  3. Step 3: Cross multiply
    9,260.72x = 13,881.36 × 3,413.60
  4. Step 4: Simplify right side
    9,260.72x = 47,385,410.50
  5. Step 5: Solve for x
    x = 47,385,410.50/9,260.72
  6. Step 6: Final answer
    x = 5,116.82

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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.