Home / 2,192.86-3,024.30-1,799.20

Finding the Fourth Proportional to 2,192.86, 3,024.30 and 1,799.20

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Solution

The fourth proportional to 2,192.86, 3,024.30 and 1,799.20 is: 2,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.86 : 3,024.30 = 1,799.20 : x
  2. Step 2: Convert to fraction form
    2,192.86/3,024.30 = 1,799.20/x
  3. Step 3: Cross multiply
    2,192.86x = 3,024.30 × 1,799.20
  4. Step 4: Simplify right side
    2,192.86x = 5,441,320.56
  5. Step 5: Solve for x
    x = 5,441,320.56/2,192.86
  6. Step 6: Final answer
    x = 2,481.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.