Home / 11,619.88-17,433.77-4,224.93

Finding the Fourth Proportional to 11,619.88, 17,433.77 and 4,224.93

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Solution

The fourth proportional to 11,619.88, 17,433.77 and 4,224.93 is: 6,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.88 : 17,433.77 = 4,224.93 : x
  2. Step 2: Convert to fraction form
    11,619.88/17,433.77 = 4,224.93/x
  3. Step 3: Cross multiply
    11,619.88x = 17,433.77 × 4,224.93
  4. Step 4: Simplify right side
    11,619.88x = 73,656,436.76
  5. Step 5: Solve for x
    x = 73,656,436.76/11,619.88
  6. Step 6: Final answer
    x = 6,338.83

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1.5x scale

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.