Home / 11,976.72-16,527.44-6,671.42

Finding the Fourth Proportional to 11,976.72, 16,527.44 and 6,671.42

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Solution

The fourth proportional to 11,976.72, 16,527.44 and 6,671.42 is: 9,206.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.72 : 16,527.44 = 6,671.42 : x
  2. Step 2: Convert to fraction form
    11,976.72/16,527.44 = 6,671.42/x
  3. Step 3: Cross multiply
    11,976.72x = 16,527.44 × 6,671.42
  4. Step 4: Simplify right side
    11,976.72x = 110,261,493.76
  5. Step 5: Solve for x
    x = 110,261,493.76/11,976.72
  6. Step 6: Final answer
    x = 9,206.32

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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.