Home / 11,067.66-15,273.81-6,287.54

Finding the Fourth Proportional to 11,067.66, 15,273.81 and 6,287.54

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Solution

The fourth proportional to 11,067.66, 15,273.81 and 6,287.54 is: 8,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.66 : 15,273.81 = 6,287.54 : x
  2. Step 2: Convert to fraction form
    11,067.66/15,273.81 = 6,287.54/x
  3. Step 3: Cross multiply
    11,067.66x = 15,273.81 × 6,287.54
  4. Step 4: Simplify right side
    11,067.66x = 96,034,614.96
  5. Step 5: Solve for x
    x = 96,034,614.96/11,067.66
  6. Step 6: Final answer
    x = 8,677.05

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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.