Home / 6,987.44-10,481.16-2,057.12

Finding the Fourth Proportional to 6,987.44, 10,481.16 and 2,057.12

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Solution

The fourth proportional to 6,987.44, 10,481.16 and 2,057.12 is: 3,085.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.44 : 10,481.16 = 2,057.12 : x
  2. Step 2: Convert to fraction form
    6,987.44/10,481.16 = 2,057.12/x
  3. Step 3: Cross multiply
    6,987.44x = 10,481.16 × 2,057.12
  4. Step 4: Simplify right side
    6,987.44x = 21,561,003.86
  5. Step 5: Solve for x
    x = 21,561,003.86/6,987.44
  6. Step 6: Final answer
    x = 3,085.68

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Similar ratio
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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.