Home / 10,096.75-15,147.58-3,171.25

Finding the Fourth Proportional to 10,096.75, 15,147.58 and 3,171.25

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Solution

The fourth proportional to 10,096.75, 15,147.58 and 3,171.25 is: 4,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096.75 : 15,147.58 = 3,171.25 : x
  2. Step 2: Convert to fraction form
    10,096.75/15,147.58 = 3,171.25/x
  3. Step 3: Cross multiply
    10,096.75x = 15,147.58 × 3,171.25
  4. Step 4: Simplify right side
    10,096.75x = 48,036,763.08
  5. Step 5: Solve for x
    x = 48,036,763.08/10,096.75
  6. Step 6: Final answer
    x = 4,757.65

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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.