Home / 9,072.68-12,519.43-5,092.88

Finding the Fourth Proportional to 9,072.68, 12,519.43 and 5,092.88

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Solution

The fourth proportional to 9,072.68, 12,519.43 and 5,092.88 is: 7,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.68 : 12,519.43 = 5,092.88 : x
  2. Step 2: Convert to fraction form
    9,072.68/12,519.43 = 5,092.88/x
  3. Step 3: Cross multiply
    9,072.68x = 12,519.43 × 5,092.88
  4. Step 4: Simplify right side
    9,072.68x = 63,759,879.33
  5. Step 5: Solve for x
    x = 63,759,879.33/9,072.68
  6. Step 6: Final answer
    x = 7,027.68

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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.