Home / 2,784.33-3,841.27-1,789.45

Finding the Fourth Proportional to 2,784.33, 3,841.27 and 1,789.45

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Solution

The fourth proportional to 2,784.33, 3,841.27 and 1,789.45 is: 2,468.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.33 : 3,841.27 = 1,789.45 : x
  2. Step 2: Convert to fraction form
    2,784.33/3,841.27 = 1,789.45/x
  3. Step 3: Cross multiply
    2,784.33x = 3,841.27 × 1,789.45
  4. Step 4: Simplify right side
    2,784.33x = 6,873,760.60
  5. Step 5: Solve for x
    x = 6,873,760.60/2,784.33
  6. Step 6: Final answer
    x = 2,468.73

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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.