Home / 11,067.57-15,272.51-6,288.52

Finding the Fourth Proportional to 11,067.57, 15,272.51 and 6,288.52

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Solution

The fourth proportional to 11,067.57, 15,272.51 and 6,288.52 is: 8,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.57 : 15,272.51 = 6,288.52 : x
  2. Step 2: Convert to fraction form
    11,067.57/15,272.51 = 6,288.52/x
  3. Step 3: Cross multiply
    11,067.57x = 15,272.51 × 6,288.52
  4. Step 4: Simplify right side
    11,067.57x = 96,041,504.24
  5. Step 5: Solve for x
    x = 96,041,504.24/11,067.57
  6. Step 6: Final answer
    x = 8,677.74

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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.