Home / 10,194.74-14,067.91-5,717.88

Finding the Fourth Proportional to 10,194.74, 14,067.91 and 5,717.88

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Solution

The fourth proportional to 10,194.74, 14,067.91 and 5,717.88 is: 7,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.74 : 14,067.91 = 5,717.88 : x
  2. Step 2: Convert to fraction form
    10,194.74/14,067.91 = 5,717.88/x
  3. Step 3: Cross multiply
    10,194.74x = 14,067.91 × 5,717.88
  4. Step 4: Simplify right side
    10,194.74x = 80,438,621.23
  5. Step 5: Solve for x
    x = 80,438,621.23/10,194.74
  6. Step 6: Final answer
    x = 7,890.21

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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.