Home / 11,627.79-16,046.31-6,322.56

Finding the Fourth Proportional to 11,627.79, 16,046.31 and 6,322.56

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Solution

The fourth proportional to 11,627.79, 16,046.31 and 6,322.56 is: 8,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.79 : 16,046.31 = 6,322.56 : x
  2. Step 2: Convert to fraction form
    11,627.79/16,046.31 = 6,322.56/x
  3. Step 3: Cross multiply
    11,627.79x = 16,046.31 × 6,322.56
  4. Step 4: Simplify right side
    11,627.79x = 101,453,757.75
  5. Step 5: Solve for x
    x = 101,453,757.75/11,627.79
  6. Step 6: Final answer
    x = 8,725.11

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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.