Home / 10,942.56-16,413.84-6,554.52

Finding the Fourth Proportional to 10,942.56, 16,413.84 and 6,554.52

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Solution

The fourth proportional to 10,942.56, 16,413.84 and 6,554.52 is: 9,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.56 : 16,413.84 = 6,554.52 : x
  2. Step 2: Convert to fraction form
    10,942.56/16,413.84 = 6,554.52/x
  3. Step 3: Cross multiply
    10,942.56x = 16,413.84 × 6,554.52
  4. Step 4: Simplify right side
    10,942.56x = 107,584,842.56
  5. Step 5: Solve for x
    x = 107,584,842.56/10,942.56
  6. Step 6: Final answer
    x = 9,831.78

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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.