Home / 7,388.69-11,084.88-2,194.58

Finding the Fourth Proportional to 7,388.69, 11,084.88 and 2,194.58

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Solution

The fourth proportional to 7,388.69, 11,084.88 and 2,194.58 is: 3,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.69 : 11,084.88 = 2,194.58 : x
  2. Step 2: Convert to fraction form
    7,388.69/11,084.88 = 2,194.58/x
  3. Step 3: Cross multiply
    7,388.69x = 11,084.88 × 2,194.58
  4. Step 4: Simplify right side
    7,388.69x = 24,326,655.95
  5. Step 5: Solve for x
    x = 24,326,655.95/7,388.69
  6. Step 6: Final answer
    x = 3,292.42

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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.