Home / 11,434.44-17,148.15-4,413.90

Finding the Fourth Proportional to 11,434.44, 17,148.15 and 4,413.90

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Solution

The fourth proportional to 11,434.44, 17,148.15 and 4,413.90 is: 6,619.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.44 : 17,148.15 = 4,413.90 : x
  2. Step 2: Convert to fraction form
    11,434.44/17,148.15 = 4,413.90/x
  3. Step 3: Cross multiply
    11,434.44x = 17,148.15 × 4,413.90
  4. Step 4: Simplify right side
    11,434.44x = 75,690,219.29
  5. Step 5: Solve for x
    x = 75,690,219.29/11,434.44
  6. Step 6: Final answer
    x = 6,619.50

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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.