Home / 8,106.24-12,164.83-3,175.26

Finding the Fourth Proportional to 8,106.24, 12,164.83 and 3,175.26

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Solution

The fourth proportional to 8,106.24, 12,164.83 and 3,175.26 is: 4,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.24 : 12,164.83 = 3,175.26 : x
  2. Step 2: Convert to fraction form
    8,106.24/12,164.83 = 3,175.26/x
  3. Step 3: Cross multiply
    8,106.24x = 12,164.83 × 3,175.26
  4. Step 4: Simplify right side
    8,106.24x = 38,626,498.11
  5. Step 5: Solve for x
    x = 38,626,498.11/8,106.24
  6. Step 6: Final answer
    x = 4,765.03

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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.