Home / 2,174.54-3,262.63-1,296.91

Finding the Fourth Proportional to 2,174.54, 3,262.63 and 1,296.91

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Solution

The fourth proportional to 2,174.54, 3,262.63 and 1,296.91 is: 1,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.54 : 3,262.63 = 1,296.91 : x
  2. Step 2: Convert to fraction form
    2,174.54/3,262.63 = 1,296.91/x
  3. Step 3: Cross multiply
    2,174.54x = 3,262.63 × 1,296.91
  4. Step 4: Simplify right side
    2,174.54x = 4,231,326.07
  5. Step 5: Solve for x
    x = 4,231,326.07/2,174.54
  6. Step 6: Final answer
    x = 1,945.85

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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.