Home / 2,174.55-3,262.62-1,005.11

Finding the Fourth Proportional to 2,174.55, 3,262.62 and 1,005.11

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Solution

The fourth proportional to 2,174.55, 3,262.62 and 1,005.11 is: 1,508.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.55 : 3,262.62 = 1,005.11 : x
  2. Step 2: Convert to fraction form
    2,174.55/3,262.62 = 1,005.11/x
  3. Step 3: Cross multiply
    2,174.55x = 3,262.62 × 1,005.11
  4. Step 4: Simplify right side
    2,174.55x = 3,279,291.99
  5. Step 5: Solve for x
    x = 3,279,291.99/2,174.55
  6. Step 6: Final answer
    x = 1,508.03

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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.