Home / 11,627.76-16,046.32-6,322.56

Finding the Fourth Proportional to 11,627.76, 16,046.32 and 6,322.56

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Solution

The fourth proportional to 11,627.76, 16,046.32 and 6,322.56 is: 8,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.76 : 16,046.32 = 6,322.56 : x
  2. Step 2: Convert to fraction form
    11,627.76/16,046.32 = 6,322.56/x
  3. Step 3: Cross multiply
    11,627.76x = 16,046.32 × 6,322.56
  4. Step 4: Simplify right side
    11,627.76x = 101,453,820.98
  5. Step 5: Solve for x
    x = 101,453,820.98/11,627.76
  6. Step 6: Final answer
    x = 8,725.14

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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.