Home / 11,208.26-16,789.95-6,763.49

Finding the Fourth Proportional to 11,208.26, 16,789.95 and 6,763.49

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Solution

The fourth proportional to 11,208.26, 16,789.95 and 6,763.49 is: 10,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.26 : 16,789.95 = 6,763.49 : x
  2. Step 2: Convert to fraction form
    11,208.26/16,789.95 = 6,763.49/x
  3. Step 3: Cross multiply
    11,208.26x = 16,789.95 × 6,763.49
  4. Step 4: Simplify right side
    11,208.26x = 113,558,574.98
  5. Step 5: Solve for x
    x = 113,558,574.98/11,208.26
  6. Step 6: Final answer
    x = 10,131.69

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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.