Home / 8,728.27-13,092.23-2,154.44

Finding the Fourth Proportional to 8,728.27, 13,092.23 and 2,154.44

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Solution

The fourth proportional to 8,728.27, 13,092.23 and 2,154.44 is: 3,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728.27 : 13,092.23 = 2,154.44 : x
  2. Step 2: Convert to fraction form
    8,728.27/13,092.23 = 2,154.44/x
  3. Step 3: Cross multiply
    8,728.27x = 13,092.23 × 2,154.44
  4. Step 4: Simplify right side
    8,728.27x = 28,206,462.12
  5. Step 5: Solve for x
    x = 28,206,462.12/8,728.27
  6. Step 6: Final answer
    x = 3,231.62

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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.