Home / 11,803.65-16,289.09-6,767.99

Finding the Fourth Proportional to 11,803.65, 16,289.09 and 6,767.99

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Solution

The fourth proportional to 11,803.65, 16,289.09 and 6,767.99 is: 9,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.65 : 16,289.09 = 6,767.99 : x
  2. Step 2: Convert to fraction form
    11,803.65/16,289.09 = 6,767.99/x
  3. Step 3: Cross multiply
    11,803.65x = 16,289.09 × 6,767.99
  4. Step 4: Simplify right side
    11,803.65x = 110,244,282.94
  5. Step 5: Solve for x
    x = 110,244,282.94/11,803.65
  6. Step 6: Final answer
    x = 9,339.85

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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.