Home / 6,711.63-10,067.55-1,781.97

Finding the Fourth Proportional to 6,711.63, 10,067.55 and 1,781.97

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Solution

The fourth proportional to 6,711.63, 10,067.55 and 1,781.97 is: 2,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.63 : 10,067.55 = 1,781.97 : x
  2. Step 2: Convert to fraction form
    6,711.63/10,067.55 = 1,781.97/x
  3. Step 3: Cross multiply
    6,711.63x = 10,067.55 × 1,781.97
  4. Step 4: Simplify right side
    6,711.63x = 17,940,072.07
  5. Step 5: Solve for x
    x = 17,940,072.07/6,711.63
  6. Step 6: Final answer
    x = 2,672.98

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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.