Home / 11,799.39-17,696.84-3,479.79

Finding the Fourth Proportional to 11,799.39, 17,696.84 and 3,479.79

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Solution

The fourth proportional to 11,799.39, 17,696.84 and 3,479.79 is: 5,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.39 : 17,696.84 = 3,479.79 : x
  2. Step 2: Convert to fraction form
    11,799.39/17,696.84 = 3,479.79/x
  3. Step 3: Cross multiply
    11,799.39x = 17,696.84 × 3,479.79
  4. Step 4: Simplify right side
    11,799.39x = 61,581,269.46
  5. Step 5: Solve for x
    x = 61,581,269.46/11,799.39
  6. Step 6: Final answer
    x = 5,219.02

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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.