Home / 5,425.71-8,129.29-2,962.27

Finding the Fourth Proportional to 5,425.71, 8,129.29 and 2,962.27

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Solution

The fourth proportional to 5,425.71, 8,129.29 and 2,962.27 is: 4,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.71 : 8,129.29 = 2,962.27 : x
  2. Step 2: Convert to fraction form
    5,425.71/8,129.29 = 2,962.27/x
  3. Step 3: Cross multiply
    5,425.71x = 8,129.29 × 2,962.27
  4. Step 4: Simplify right side
    5,425.71x = 24,081,096.43
  5. Step 5: Solve for x
    x = 24,081,096.43/5,425.71
  6. Step 6: Final answer
    x = 4,438.33

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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.