Home / 8,020.96-12,031.44-5,542.24

Finding the Fourth Proportional to 8,020.96, 12,031.44 and 5,542.24

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Solution

The fourth proportional to 8,020.96, 12,031.44 and 5,542.24 is: 8,313.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.96 : 12,031.44 = 5,542.24 : x
  2. Step 2: Convert to fraction form
    8,020.96/12,031.44 = 5,542.24/x
  3. Step 3: Cross multiply
    8,020.96x = 12,031.44 × 5,542.24
  4. Step 4: Simplify right side
    8,020.96x = 66,681,128.03
  5. Step 5: Solve for x
    x = 66,681,128.03/8,020.96
  6. Step 6: Final answer
    x = 8,313.36

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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.