Home / 11,480.13-17,229.92-4,559.49

Finding the Fourth Proportional to 11,480.13, 17,229.92 and 4,559.49

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Solution

The fourth proportional to 11,480.13, 17,229.92 and 4,559.49 is: 6,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.13 : 17,229.92 = 4,559.49 : x
  2. Step 2: Convert to fraction form
    11,480.13/17,229.92 = 4,559.49/x
  3. Step 3: Cross multiply
    11,480.13x = 17,229.92 × 4,559.49
  4. Step 4: Simplify right side
    11,480.13x = 78,559,625.14
  5. Step 5: Solve for x
    x = 78,559,625.14/11,480.13
  6. Step 6: Final answer
    x = 6,843.10

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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.