Home / 11,976.35-16,527.53-6,872.69

Finding the Fourth Proportional to 11,976.35, 16,527.53 and 6,872.69

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Solution

The fourth proportional to 11,976.35, 16,527.53 and 6,872.69 is: 9,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.35 : 16,527.53 = 6,872.69 : x
  2. Step 2: Convert to fraction form
    11,976.35/16,527.53 = 6,872.69/x
  3. Step 3: Cross multiply
    11,976.35x = 16,527.53 × 6,872.69
  4. Step 4: Simplify right side
    11,976.35x = 113,588,648.66
  5. Step 5: Solve for x
    x = 113,588,648.66/11,976.35
  6. Step 6: Final answer
    x = 9,484.42

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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.