Home / 5,343.87-8,020.97-2,572.46

Finding the Fourth Proportional to 5,343.87, 8,020.97 and 2,572.46

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Solution

The fourth proportional to 5,343.87, 8,020.97 and 2,572.46 is: 3,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.87 : 8,020.97 = 2,572.46 : x
  2. Step 2: Convert to fraction form
    5,343.87/8,020.97 = 2,572.46/x
  3. Step 3: Cross multiply
    5,343.87x = 8,020.97 × 2,572.46
  4. Step 4: Simplify right side
    5,343.87x = 20,633,571.52
  5. Step 5: Solve for x
    x = 20,633,571.52/5,343.87
  6. Step 6: Final answer
    x = 3,861.17

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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.