Home / 11,135.69-16,703.63-3,344.50

Finding the Fourth Proportional to 11,135.69, 16,703.63 and 3,344.50

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Solution

The fourth proportional to 11,135.69, 16,703.63 and 3,344.50 is: 5,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.69 : 16,703.63 = 3,344.50 : x
  2. Step 2: Convert to fraction form
    11,135.69/16,703.63 = 3,344.50/x
  3. Step 3: Cross multiply
    11,135.69x = 16,703.63 × 3,344.50
  4. Step 4: Simplify right side
    11,135.69x = 55,865,290.54
  5. Step 5: Solve for x
    x = 55,865,290.54/11,135.69
  6. Step 6: Final answer
    x = 5,016.78

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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.