Home / 11,169.30-15,413.52-6,133.50

Finding the Fourth Proportional to 11,169.30, 15,413.52 and 6,133.50

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Solution

The fourth proportional to 11,169.30, 15,413.52 and 6,133.50 is: 8,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.30 : 15,413.52 = 6,133.50 : x
  2. Step 2: Convert to fraction form
    11,169.30/15,413.52 = 6,133.50/x
  3. Step 3: Cross multiply
    11,169.30x = 15,413.52 × 6,133.50
  4. Step 4: Simplify right side
    11,169.30x = 94,538,824.92
  5. Step 5: Solve for x
    x = 94,538,824.92/11,169.30
  6. Step 6: Final answer
    x = 8,464.17

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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.