Home / 6,784.41-10,171.83-2,620.91

Finding the Fourth Proportional to 6,784.41, 10,171.83 and 2,620.91

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Solution

The fourth proportional to 6,784.41, 10,171.83 and 2,620.91 is: 3,929.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.41 : 10,171.83 = 2,620.91 : x
  2. Step 2: Convert to fraction form
    6,784.41/10,171.83 = 2,620.91/x
  3. Step 3: Cross multiply
    6,784.41x = 10,171.83 × 2,620.91
  4. Step 4: Simplify right side
    6,784.41x = 26,659,414.26
  5. Step 5: Solve for x
    x = 26,659,414.26/6,784.41
  6. Step 6: Final answer
    x = 3,929.51

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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.