Home / 2,027.60-3,042.20-794.80

Finding the Fourth Proportional to 2,027.60, 3,042.20 and 794.80

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Solution

The fourth proportional to 2,027.60, 3,042.20 and 794.80 is: 1,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.60 : 3,042.20 = 794.80 : x
  2. Step 2: Convert to fraction form
    2,027.60/3,042.20 = 794.80/x
  3. Step 3: Cross multiply
    2,027.60x = 3,042.20 × 794.80
  4. Step 4: Simplify right side
    2,027.60x = 2,417,943.37
  5. Step 5: Solve for x
    x = 2,417,943.37/2,027.60
  6. Step 6: Final answer
    x = 1,192.51

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1.5x scale

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.