Home / 2,192.91-3,289.88-1,499.91

Finding the Fourth Proportional to 2,192.91, 3,289.88 and 1,499.91

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Solution

The fourth proportional to 2,192.91, 3,289.88 and 1,499.91 is: 2,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.91 : 3,289.88 = 1,499.91 : x
  2. Step 2: Convert to fraction form
    2,192.91/3,289.88 = 1,499.91/x
  3. Step 3: Cross multiply
    2,192.91x = 3,289.88 × 1,499.91
  4. Step 4: Simplify right side
    2,192.91x = 4,934,523.37
  5. Step 5: Solve for x
    x = 4,934,523.37/2,192.91
  6. Step 6: Final answer
    x = 2,250.21

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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.