Home / 5,399.88-8,087.04-4,615.32

Finding the Fourth Proportional to 5,399.88, 8,087.04 and 4,615.32

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Solution

The fourth proportional to 5,399.88, 8,087.04 and 4,615.32 is: 6,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.88 : 8,087.04 = 4,615.32 : x
  2. Step 2: Convert to fraction form
    5,399.88/8,087.04 = 4,615.32/x
  3. Step 3: Cross multiply
    5,399.88x = 8,087.04 × 4,615.32
  4. Step 4: Simplify right side
    5,399.88x = 37,324,277.45
  5. Step 5: Solve for x
    x = 37,324,277.45/5,399.88
  6. Step 6: Final answer
    x = 6,912.06

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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.