Home / 11,719.26-16,166.52-6,936.48

Finding the Fourth Proportional to 11,719.26, 16,166.52 and 6,936.48

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Solution

The fourth proportional to 11,719.26, 16,166.52 and 6,936.48 is: 9,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.26 : 16,166.52 = 6,936.48 : x
  2. Step 2: Convert to fraction form
    11,719.26/16,166.52 = 6,936.48/x
  3. Step 3: Cross multiply
    11,719.26x = 16,166.52 × 6,936.48
  4. Step 4: Simplify right side
    11,719.26x = 112,138,742.65
  5. Step 5: Solve for x
    x = 112,138,742.65/11,719.26
  6. Step 6: Final answer
    x = 9,568.76

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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.