Home / 5,344.99-8,019.21-2,571.30

Finding the Fourth Proportional to 5,344.99, 8,019.21 and 2,571.30

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Solution

The fourth proportional to 5,344.99, 8,019.21 and 2,571.30 is: 3,857.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.99 : 8,019.21 = 2,571.30 : x
  2. Step 2: Convert to fraction form
    5,344.99/8,019.21 = 2,571.30/x
  3. Step 3: Cross multiply
    5,344.99x = 8,019.21 × 2,571.30
  4. Step 4: Simplify right side
    5,344.99x = 20,619,754.58
  5. Step 5: Solve for x
    x = 20,619,754.58/5,344.99
  6. Step 6: Final answer
    x = 3,857.78

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1.5x scale

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.