Home / 8,171.68-12,246.18-4,268.29

Finding the Fourth Proportional to 8,171.68, 12,246.18 and 4,268.29

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Solution

The fourth proportional to 8,171.68, 12,246.18 and 4,268.29 is: 6,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171.68 : 12,246.18 = 4,268.29 : x
  2. Step 2: Convert to fraction form
    8,171.68/12,246.18 = 4,268.29/x
  3. Step 3: Cross multiply
    8,171.68x = 12,246.18 × 4,268.29
  4. Step 4: Simplify right side
    8,171.68x = 52,270,247.63
  5. Step 5: Solve for x
    x = 52,270,247.63/8,171.68
  6. Step 6: Final answer
    x = 6,396.51

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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.