Home / 11,764.95-16,231.66-6,725.61

Finding the Fourth Proportional to 11,764.95, 16,231.66 and 6,725.61

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Solution

The fourth proportional to 11,764.95, 16,231.66 and 6,725.61 is: 9,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.95 : 16,231.66 = 6,725.61 : x
  2. Step 2: Convert to fraction form
    11,764.95/16,231.66 = 6,725.61/x
  3. Step 3: Cross multiply
    11,764.95x = 16,231.66 × 6,725.61
  4. Step 4: Simplify right side
    11,764.95x = 109,167,814.81
  5. Step 5: Solve for x
    x = 109,167,814.81/11,764.95
  6. Step 6: Final answer
    x = 9,279.07

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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.