Home / 11,067.99-15,274.07-6,287.17

Finding the Fourth Proportional to 11,067.99, 15,274.07 and 6,287.17

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Solution

The fourth proportional to 11,067.99, 15,274.07 and 6,287.17 is: 8,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.99 : 15,274.07 = 6,287.17 : x
  2. Step 2: Convert to fraction form
    11,067.99/15,274.07 = 6,287.17/x
  3. Step 3: Cross multiply
    11,067.99x = 15,274.07 × 6,287.17
  4. Step 4: Simplify right side
    11,067.99x = 96,030,657.28
  5. Step 5: Solve for x
    x = 96,030,657.28/11,067.99
  6. Step 6: Final answer
    x = 8,676.43

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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.