Home / 11,209.99-15,469.83-6,733.82

Finding the Fourth Proportional to 11,209.99, 15,469.83 and 6,733.82

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Solution

The fourth proportional to 11,209.99, 15,469.83 and 6,733.82 is: 9,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.99 : 15,469.83 = 6,733.82 : x
  2. Step 2: Convert to fraction form
    11,209.99/15,469.83 = 6,733.82/x
  3. Step 3: Cross multiply
    11,209.99x = 15,469.83 × 6,733.82
  4. Step 4: Simplify right side
    11,209.99x = 104,171,050.65
  5. Step 5: Solve for x
    x = 104,171,050.65/11,209.99
  6. Step 6: Final answer
    x = 9,292.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.