Home / 8,110.40-12,164.70-2,267.60

Finding the Fourth Proportional to 8,110.40, 12,164.70 and 2,267.60

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Solution

The fourth proportional to 8,110.40, 12,164.70 and 2,267.60 is: 3,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.40 : 12,164.70 = 2,267.60 : x
  2. Step 2: Convert to fraction form
    8,110.40/12,164.70 = 2,267.60/x
  3. Step 3: Cross multiply
    8,110.40x = 12,164.70 × 2,267.60
  4. Step 4: Simplify right side
    8,110.40x = 27,584,673.72
  5. Step 5: Solve for x
    x = 27,584,673.72/8,110.40
  6. Step 6: Final answer
    x = 3,401.15

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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.