Home / 3,098.88-4,272.48-2,537.28

Finding the Fourth Proportional to 3,098.88, 4,272.48 and 2,537.28

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Solution

The fourth proportional to 3,098.88, 4,272.48 and 2,537.28 is: 3,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.88 : 4,272.48 = 2,537.28 : x
  2. Step 2: Convert to fraction form
    3,098.88/4,272.48 = 2,537.28/x
  3. Step 3: Cross multiply
    3,098.88x = 4,272.48 × 2,537.28
  4. Step 4: Simplify right side
    3,098.88x = 10,840,478.05
  5. Step 5: Solve for x
    x = 10,840,478.05/3,098.88
  6. Step 6: Final answer
    x = 3,498.19

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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.