Home / 8,004.35-12,006.52-2,160.95

Finding the Fourth Proportional to 8,004.35, 12,006.52 and 2,160.95

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Solution

The fourth proportional to 8,004.35, 12,006.52 and 2,160.95 is: 3,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.35 : 12,006.52 = 2,160.95 : x
  2. Step 2: Convert to fraction form
    8,004.35/12,006.52 = 2,160.95/x
  3. Step 3: Cross multiply
    8,004.35x = 12,006.52 × 2,160.95
  4. Step 4: Simplify right side
    8,004.35x = 25,945,489.39
  5. Step 5: Solve for x
    x = 25,945,489.39/8,004.35
  6. Step 6: Final answer
    x = 3,241.43

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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.