Home / 4,571.30-6,869.76-2,722.70

Finding the Fourth Proportional to 4,571.30, 6,869.76 and 2,722.70

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Solution

The fourth proportional to 4,571.30, 6,869.76 and 2,722.70 is: 4,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.30 : 6,869.76 = 2,722.70 : x
  2. Step 2: Convert to fraction form
    4,571.30/6,869.76 = 2,722.70/x
  3. Step 3: Cross multiply
    4,571.30x = 6,869.76 × 2,722.70
  4. Step 4: Simplify right side
    4,571.30x = 18,704,295.55
  5. Step 5: Solve for x
    x = 18,704,295.55/4,571.30
  6. Step 6: Final answer
    x = 4,091.68

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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.