Home / 5,194.52-7,791.82-1,298.92

Finding the Fourth Proportional to 5,194.52, 7,791.82 and 1,298.92

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Solution

The fourth proportional to 5,194.52, 7,791.82 and 1,298.92 is: 1,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.52 : 7,791.82 = 1,298.92 : x
  2. Step 2: Convert to fraction form
    5,194.52/7,791.82 = 1,298.92/x
  3. Step 3: Cross multiply
    5,194.52x = 7,791.82 × 1,298.92
  4. Step 4: Simplify right side
    5,194.52x = 10,120,979.24
  5. Step 5: Solve for x
    x = 10,120,979.24/5,194.52
  6. Step 6: Final answer
    x = 1,948.40

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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.