Home / 5,274.00-7,897.62-3,164.31

Finding the Fourth Proportional to 5,274.00, 7,897.62 and 3,164.31

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Solution

The fourth proportional to 5,274.00, 7,897.62 and 3,164.31 is: 4,738.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.00 : 7,897.62 = 3,164.31 : x
  2. Step 2: Convert to fraction form
    5,274.00/7,897.62 = 3,164.31/x
  3. Step 3: Cross multiply
    5,274.00x = 7,897.62 × 3,164.31
  4. Step 4: Simplify right side
    5,274.00x = 24,990,489.80
  5. Step 5: Solve for x
    x = 24,990,489.80/5,274.00
  6. Step 6: Final answer
    x = 4,738.43

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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.