Home / 11,157.75-16,725.42-4,574.88

Finding the Fourth Proportional to 11,157.75, 16,725.42 and 4,574.88

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Solution

The fourth proportional to 11,157.75, 16,725.42 and 4,574.88 is: 6,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.75 : 16,725.42 = 4,574.88 : x
  2. Step 2: Convert to fraction form
    11,157.75/16,725.42 = 4,574.88/x
  3. Step 3: Cross multiply
    11,157.75x = 16,725.42 × 4,574.88
  4. Step 4: Simplify right side
    11,157.75x = 76,516,789.45
  5. Step 5: Solve for x
    x = 76,516,789.45/11,157.75
  6. Step 6: Final answer
    x = 6,857.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.