Home / 8,001.36-12,008.28-5,553.42

Finding the Fourth Proportional to 8,001.36, 12,008.28 and 5,553.42

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Solution

The fourth proportional to 8,001.36, 12,008.28 and 5,553.42 is: 8,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.36 : 12,008.28 = 5,553.42 : x
  2. Step 2: Convert to fraction form
    8,001.36/12,008.28 = 5,553.42/x
  3. Step 3: Cross multiply
    8,001.36x = 12,008.28 × 5,553.42
  4. Step 4: Simplify right side
    8,001.36x = 66,687,022.32
  5. Step 5: Solve for x
    x = 66,687,022.32/8,001.36
  6. Step 6: Final answer
    x = 8,334.46

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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.