Home / 7,375.44-11,070.09-4,911.96

Finding the Fourth Proportional to 7,375.44, 11,070.09 and 4,911.96

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Solution

The fourth proportional to 7,375.44, 11,070.09 and 4,911.96 is: 7,372.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.44 : 11,070.09 = 4,911.96 : x
  2. Step 2: Convert to fraction form
    7,375.44/11,070.09 = 4,911.96/x
  3. Step 3: Cross multiply
    7,375.44x = 11,070.09 × 4,911.96
  4. Step 4: Simplify right side
    7,375.44x = 54,375,839.28
  5. Step 5: Solve for x
    x = 54,375,839.28/7,375.44
  6. Step 6: Final answer
    x = 7,372.56

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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.