Home / 5,361.22-8,047.02-2,589.87

Finding the Fourth Proportional to 5,361.22, 8,047.02 and 2,589.87

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Solution

The fourth proportional to 5,361.22, 8,047.02 and 2,589.87 is: 3,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.22 : 8,047.02 = 2,589.87 : x
  2. Step 2: Convert to fraction form
    5,361.22/8,047.02 = 2,589.87/x
  3. Step 3: Cross multiply
    5,361.22x = 8,047.02 × 2,589.87
  4. Step 4: Simplify right side
    5,361.22x = 20,840,735.69
  5. Step 5: Solve for x
    x = 20,840,735.69/5,361.22
  6. Step 6: Final answer
    x = 3,887.32

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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.