Home / 2,192.30-3,296.55-1,835.90

Finding the Fourth Proportional to 2,192.30, 3,296.55 and 1,835.90

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Solution

The fourth proportional to 2,192.30, 3,296.55 and 1,835.90 is: 2,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.30 : 3,296.55 = 1,835.90 : x
  2. Step 2: Convert to fraction form
    2,192.30/3,296.55 = 1,835.90/x
  3. Step 3: Cross multiply
    2,192.30x = 3,296.55 × 1,835.90
  4. Step 4: Simplify right side
    2,192.30x = 6,052,136.15
  5. Step 5: Solve for x
    x = 6,052,136.15/2,192.30
  6. Step 6: Final answer
    x = 2,760.63

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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.