Home / 8,067.17-11,129.59-5,947.74

Finding the Fourth Proportional to 8,067.17, 11,129.59 and 5,947.74

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Solution

The fourth proportional to 8,067.17, 11,129.59 and 5,947.74 is: 8,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.17 : 11,129.59 = 5,947.74 : x
  2. Step 2: Convert to fraction form
    8,067.17/11,129.59 = 5,947.74/x
  3. Step 3: Cross multiply
    8,067.17x = 11,129.59 × 5,947.74
  4. Step 4: Simplify right side
    8,067.17x = 66,195,892.76
  5. Step 5: Solve for x
    x = 66,195,892.76/8,067.17
  6. Step 6: Final answer
    x = 8,205.59

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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.