Home / 11,628.05-16,046.87-6,322.86

Finding the Fourth Proportional to 11,628.05, 16,046.87 and 6,322.86

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Solution

The fourth proportional to 11,628.05, 16,046.87 and 6,322.86 is: 8,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.05 : 16,046.87 = 6,322.86 : x
  2. Step 2: Convert to fraction form
    11,628.05/16,046.87 = 6,322.86/x
  3. Step 3: Cross multiply
    11,628.05x = 16,046.87 × 6,322.86
  4. Step 4: Simplify right side
    11,628.05x = 101,462,080.83
  5. Step 5: Solve for x
    x = 101,462,080.83/11,628.05
  6. Step 6: Final answer
    x = 8,725.64

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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.