Home / 7,934.54-11,894.82-3,000.57

Finding the Fourth Proportional to 7,934.54, 11,894.82 and 3,000.57

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Solution

The fourth proportional to 7,934.54, 11,894.82 and 3,000.57 is: 4,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.54 : 11,894.82 = 3,000.57 : x
  2. Step 2: Convert to fraction form
    7,934.54/11,894.82 = 3,000.57/x
  3. Step 3: Cross multiply
    7,934.54x = 11,894.82 × 3,000.57
  4. Step 4: Simplify right side
    7,934.54x = 35,691,240.05
  5. Step 5: Solve for x
    x = 35,691,240.05/7,934.54
  6. Step 6: Final answer
    x = 4,498.21

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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.