Home / 2,132.08-3,198.65-1,694.99

Finding the Fourth Proportional to 2,132.08, 3,198.65 and 1,694.99

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Solution

The fourth proportional to 2,132.08, 3,198.65 and 1,694.99 is: 2,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.08 : 3,198.65 = 1,694.99 : x
  2. Step 2: Convert to fraction form
    2,132.08/3,198.65 = 1,694.99/x
  3. Step 3: Cross multiply
    2,132.08x = 3,198.65 × 1,694.99
  4. Step 4: Simplify right side
    2,132.08x = 5,421,679.29
  5. Step 5: Solve for x
    x = 5,421,679.29/2,132.08
  6. Step 6: Final answer
    x = 2,542.91

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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.