Home / 5,216.94-7,199.42-2,859.03

Finding the Fourth Proportional to 5,216.94, 7,199.42 and 2,859.03

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Solution

The fourth proportional to 5,216.94, 7,199.42 and 2,859.03 is: 3,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.94 : 7,199.42 = 2,859.03 : x
  2. Step 2: Convert to fraction form
    5,216.94/7,199.42 = 2,859.03/x
  3. Step 3: Cross multiply
    5,216.94x = 7,199.42 × 2,859.03
  4. Step 4: Simplify right side
    5,216.94x = 20,583,343.47
  5. Step 5: Solve for x
    x = 20,583,343.47/5,216.94
  6. Step 6: Final answer
    x = 3,945.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.