Home / 5,939.22-8,908.64-2,821.47

Finding the Fourth Proportional to 5,939.22, 8,908.64 and 2,821.47

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Solution

The fourth proportional to 5,939.22, 8,908.64 and 2,821.47 is: 4,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.22 : 8,908.64 = 2,821.47 : x
  2. Step 2: Convert to fraction form
    5,939.22/8,908.64 = 2,821.47/x
  3. Step 3: Cross multiply
    5,939.22x = 8,908.64 × 2,821.47
  4. Step 4: Simplify right side
    5,939.22x = 25,135,445.28
  5. Step 5: Solve for x
    x = 25,135,445.28/5,939.22
  6. Step 6: Final answer
    x = 4,232.11

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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.