Home / 2,481.72-3,423.67-1,537.26

Finding the Fourth Proportional to 2,481.72, 3,423.67 and 1,537.26

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Solution

The fourth proportional to 2,481.72, 3,423.67 and 1,537.26 is: 2,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.72 : 3,423.67 = 1,537.26 : x
  2. Step 2: Convert to fraction form
    2,481.72/3,423.67 = 1,537.26/x
  3. Step 3: Cross multiply
    2,481.72x = 3,423.67 × 1,537.26
  4. Step 4: Simplify right side
    2,481.72x = 5,263,070.94
  5. Step 5: Solve for x
    x = 5,263,070.94/2,481.72
  6. Step 6: Final answer
    x = 2,120.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.