Home / 3,195.27-4,791.69-1,528.90

Finding the Fourth Proportional to 3,195.27, 4,791.69 and 1,528.90

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Solution

The fourth proportional to 3,195.27, 4,791.69 and 1,528.90 is: 2,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.27 : 4,791.69 = 1,528.90 : x
  2. Step 2: Convert to fraction form
    3,195.27/4,791.69 = 1,528.90/x
  3. Step 3: Cross multiply
    3,195.27x = 4,791.69 × 1,528.90
  4. Step 4: Simplify right side
    3,195.27x = 7,326,002.86
  5. Step 5: Solve for x
    x = 7,326,002.86/3,195.27
  6. Step 6: Final answer
    x = 2,292.76

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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.