Home / 3,334.36-5,000.82-1,578.61

Finding the Fourth Proportional to 3,334.36, 5,000.82 and 1,578.61

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Solution

The fourth proportional to 3,334.36, 5,000.82 and 1,578.61 is: 2,367.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.36 : 5,000.82 = 1,578.61 : x
  2. Step 2: Convert to fraction form
    3,334.36/5,000.82 = 1,578.61/x
  3. Step 3: Cross multiply
    3,334.36x = 5,000.82 × 1,578.61
  4. Step 4: Simplify right side
    3,334.36x = 7,894,344.46
  5. Step 5: Solve for x
    x = 7,894,344.46/3,334.36
  6. Step 6: Final answer
    x = 2,367.57

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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.