Home / 11,348.94-17,020.80-4,329.76

Finding the Fourth Proportional to 11,348.94, 17,020.80 and 4,329.76

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Solution

The fourth proportional to 11,348.94, 17,020.80 and 4,329.76 is: 6,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.94 : 17,020.80 = 4,329.76 : x
  2. Step 2: Convert to fraction form
    11,348.94/17,020.80 = 4,329.76/x
  3. Step 3: Cross multiply
    11,348.94x = 17,020.80 × 4,329.76
  4. Step 4: Simplify right side
    11,348.94x = 73,695,979.01
  5. Step 5: Solve for x
    x = 73,695,979.01/11,348.94
  6. Step 6: Final answer
    x = 6,493.64

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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.