Home / 4,584.45-6,880.13-3,178.07

Finding the Fourth Proportional to 4,584.45, 6,880.13 and 3,178.07

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Solution

The fourth proportional to 4,584.45, 6,880.13 and 3,178.07 is: 4,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584.45 : 6,880.13 = 3,178.07 : x
  2. Step 2: Convert to fraction form
    4,584.45/6,880.13 = 3,178.07/x
  3. Step 3: Cross multiply
    4,584.45x = 6,880.13 × 3,178.07
  4. Step 4: Simplify right side
    4,584.45x = 21,865,578.75
  5. Step 5: Solve for x
    x = 21,865,578.75/4,584.45
  6. Step 6: Final answer
    x = 4,769.51

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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.