Home / 6,785.20-10,177.44-2,167.84

Finding the Fourth Proportional to 6,785.20, 10,177.44 and 2,167.84

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Solution

The fourth proportional to 6,785.20, 10,177.44 and 2,167.84 is: 3,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.20 : 10,177.44 = 2,167.84 : x
  2. Step 2: Convert to fraction form
    6,785.20/10,177.44 = 2,167.84/x
  3. Step 3: Cross multiply
    6,785.20x = 10,177.44 × 2,167.84
  4. Step 4: Simplify right side
    6,785.20x = 22,063,061.53
  5. Step 5: Solve for x
    x = 22,063,061.53/6,785.20
  6. Step 6: Final answer
    x = 3,251.64

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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.