Home / 11,519.02-17,276.79-3,198.16

Finding the Fourth Proportional to 11,519.02, 17,276.79 and 3,198.16

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Solution

The fourth proportional to 11,519.02, 17,276.79 and 3,198.16 is: 4,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.02 : 17,276.79 = 3,198.16 : x
  2. Step 2: Convert to fraction form
    11,519.02/17,276.79 = 3,198.16/x
  3. Step 3: Cross multiply
    11,519.02x = 17,276.79 × 3,198.16
  4. Step 4: Simplify right side
    11,519.02x = 55,253,938.71
  5. Step 5: Solve for x
    x = 55,253,938.71/11,519.02
  6. Step 6: Final answer
    x = 4,796.76

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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.