Home / 8,791.36-13,187.09-3,597.23

Finding the Fourth Proportional to 8,791.36, 13,187.09 and 3,597.23

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Solution

The fourth proportional to 8,791.36, 13,187.09 and 3,597.23 is: 5,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.36 : 13,187.09 = 3,597.23 : x
  2. Step 2: Convert to fraction form
    8,791.36/13,187.09 = 3,597.23/x
  3. Step 3: Cross multiply
    8,791.36x = 13,187.09 × 3,597.23
  4. Step 4: Simplify right side
    8,791.36x = 47,437,037.72
  5. Step 5: Solve for x
    x = 47,437,037.72/8,791.36
  6. Step 6: Final answer
    x = 5,395.87

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Similar ratio
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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.