Home / 8,789.00-13,168.91-6,186.47

Finding the Fourth Proportional to 8,789.00, 13,168.91 and 6,186.47

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Solution

The fourth proportional to 8,789.00, 13,168.91 and 6,186.47 is: 9,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.00 : 13,168.91 = 6,186.47 : x
  2. Step 2: Convert to fraction form
    8,789.00/13,168.91 = 6,186.47/x
  3. Step 3: Cross multiply
    8,789.00x = 13,168.91 × 6,186.47
  4. Step 4: Simplify right side
    8,789.00x = 81,468,969.87
  5. Step 5: Solve for x
    x = 81,468,969.87/8,789.00
  6. Step 6: Final answer
    x = 9,269.43

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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.