Home / 10,724.61-16,086.13-3,608.89

Finding the Fourth Proportional to 10,724.61, 16,086.13 and 3,608.89

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Solution

The fourth proportional to 10,724.61, 16,086.13 and 3,608.89 is: 5,413.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.61 : 16,086.13 = 3,608.89 : x
  2. Step 2: Convert to fraction form
    10,724.61/16,086.13 = 3,608.89/x
  3. Step 3: Cross multiply
    10,724.61x = 16,086.13 × 3,608.89
  4. Step 4: Simplify right side
    10,724.61x = 58,053,073.70
  5. Step 5: Solve for x
    x = 58,053,073.70/10,724.61
  6. Step 6: Final answer
    x = 5,413.07

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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.