Home / 5,834.31-8,752.20-2,138.28

Finding the Fourth Proportional to 5,834.31, 8,752.20 and 2,138.28

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Solution

The fourth proportional to 5,834.31, 8,752.20 and 2,138.28 is: 3,207.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834.31 : 8,752.20 = 2,138.28 : x
  2. Step 2: Convert to fraction form
    5,834.31/8,752.20 = 2,138.28/x
  3. Step 3: Cross multiply
    5,834.31x = 8,752.20 × 2,138.28
  4. Step 4: Simplify right side
    5,834.31x = 18,714,654.22
  5. Step 5: Solve for x
    x = 18,714,654.22/5,834.31
  6. Step 6: Final answer
    x = 3,207.69

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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.