Home / 12,004.05-18,006.08-3,238.95

Finding the Fourth Proportional to 12,004.05, 18,006.08 and 3,238.95

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Solution

The fourth proportional to 12,004.05, 18,006.08 and 3,238.95 is: 4,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.05 : 18,006.08 = 3,238.95 : x
  2. Step 2: Convert to fraction form
    12,004.05/18,006.08 = 3,238.95/x
  3. Step 3: Cross multiply
    12,004.05x = 18,006.08 × 3,238.95
  4. Step 4: Simplify right side
    12,004.05x = 58,320,776.62
  5. Step 5: Solve for x
    x = 58,320,776.62/12,004.05
  6. Step 6: Final answer
    x = 4,858.43

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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.