Home / 2,537.43-3,808.88-2,131.01

Finding the Fourth Proportional to 2,537.43, 3,808.88 and 2,131.01

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Solution

The fourth proportional to 2,537.43, 3,808.88 and 2,131.01 is: 3,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.43 : 3,808.88 = 2,131.01 : x
  2. Step 2: Convert to fraction form
    2,537.43/3,808.88 = 2,131.01/x
  3. Step 3: Cross multiply
    2,537.43x = 3,808.88 × 2,131.01
  4. Step 4: Simplify right side
    2,537.43x = 8,116,761.37
  5. Step 5: Solve for x
    x = 8,116,761.37/2,537.43
  6. Step 6: Final answer
    x = 3,198.81

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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.