Home / 2,739.24-3,778.20-1,793.52

Finding the Fourth Proportional to 2,739.24, 3,778.20 and 1,793.52

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Solution

The fourth proportional to 2,739.24, 3,778.20 and 1,793.52 is: 2,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.24 : 3,778.20 = 1,793.52 : x
  2. Step 2: Convert to fraction form
    2,739.24/3,778.20 = 1,793.52/x
  3. Step 3: Cross multiply
    2,739.24x = 3,778.20 × 1,793.52
  4. Step 4: Simplify right side
    2,739.24x = 6,776,277.26
  5. Step 5: Solve for x
    x = 6,776,277.26/2,739.24
  6. Step 6: Final answer
    x = 2,473.78

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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.