Home / 11,451.26-17,146.10-7,268.63

Finding the Fourth Proportional to 11,451.26, 17,146.10 and 7,268.63

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Solution

The fourth proportional to 11,451.26, 17,146.10 and 7,268.63 is: 10,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.26 : 17,146.10 = 7,268.63 : x
  2. Step 2: Convert to fraction form
    11,451.26/17,146.10 = 7,268.63/x
  3. Step 3: Cross multiply
    11,451.26x = 17,146.10 × 7,268.63
  4. Step 4: Simplify right side
    11,451.26x = 124,628,589.28
  5. Step 5: Solve for x
    x = 124,628,589.28/11,451.26
  6. Step 6: Final answer
    x = 10,883.39

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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.