Home / 9,103.39-13,630.48-5,806.49

Finding the Fourth Proportional to 9,103.39, 13,630.48 and 5,806.49

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Solution

The fourth proportional to 9,103.39, 13,630.48 and 5,806.49 is: 8,694.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.39 : 13,630.48 = 5,806.49 : x
  2. Step 2: Convert to fraction form
    9,103.39/13,630.48 = 5,806.49/x
  3. Step 3: Cross multiply
    9,103.39x = 13,630.48 × 5,806.49
  4. Step 4: Simplify right side
    9,103.39x = 79,145,163.15
  5. Step 5: Solve for x
    x = 79,145,163.15/9,103.39
  6. Step 6: Final answer
    x = 8,694.03

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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.