Home / 8,270.73-11,413.82-4,735.08

Finding the Fourth Proportional to 8,270.73, 11,413.82 and 4,735.08

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Solution

The fourth proportional to 8,270.73, 11,413.82 and 4,735.08 is: 6,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.73 : 11,413.82 = 4,735.08 : x
  2. Step 2: Convert to fraction form
    8,270.73/11,413.82 = 4,735.08/x
  3. Step 3: Cross multiply
    8,270.73x = 11,413.82 × 4,735.08
  4. Step 4: Simplify right side
    8,270.73x = 54,045,350.81
  5. Step 5: Solve for x
    x = 54,045,350.81/8,270.73
  6. Step 6: Final answer
    x = 6,534.53

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1.5x scale

Why These Related Problems?

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