Home / 11,575.67-15,974.46-6,270.50

Finding the Fourth Proportional to 11,575.67, 15,974.46 and 6,270.50

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Solution

The fourth proportional to 11,575.67, 15,974.46 and 6,270.50 is: 8,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.67 : 15,974.46 = 6,270.50 : x
  2. Step 2: Convert to fraction form
    11,575.67/15,974.46 = 6,270.50/x
  3. Step 3: Cross multiply
    11,575.67x = 15,974.46 × 6,270.50
  4. Step 4: Simplify right side
    11,575.67x = 100,167,771.56
  5. Step 5: Solve for x
    x = 100,167,771.56/11,575.67
  6. Step 6: Final answer
    x = 8,653.31

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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.