Home / 11,943.21-16,481.72-6,565.75

Finding the Fourth Proportional to 11,943.21, 16,481.72 and 6,565.75

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Solution

The fourth proportional to 11,943.21, 16,481.72 and 6,565.75 is: 9,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.21 : 16,481.72 = 6,565.75 : x
  2. Step 2: Convert to fraction form
    11,943.21/16,481.72 = 6,565.75/x
  3. Step 3: Cross multiply
    11,943.21x = 16,481.72 × 6,565.75
  4. Step 4: Simplify right side
    11,943.21x = 108,214,853.09
  5. Step 5: Solve for x
    x = 108,214,853.09/11,943.21
  6. Step 6: Final answer
    x = 9,060.78

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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.