Home / 11,286.93-15,576.84-6,251.63

Finding the Fourth Proportional to 11,286.93, 15,576.84 and 6,251.63

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Solution

The fourth proportional to 11,286.93, 15,576.84 and 6,251.63 is: 8,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.93 : 15,576.84 = 6,251.63 : x
  2. Step 2: Convert to fraction form
    11,286.93/15,576.84 = 6,251.63/x
  3. Step 3: Cross multiply
    11,286.93x = 15,576.84 × 6,251.63
  4. Step 4: Simplify right side
    11,286.93x = 97,380,562.37
  5. Step 5: Solve for x
    x = 97,380,562.37/11,286.93
  6. Step 6: Final answer
    x = 8,627.73

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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.