Home / 3,197.52-4,793.45-1,636.65

Finding the Fourth Proportional to 3,197.52, 4,793.45 and 1,636.65

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Solution

The fourth proportional to 3,197.52, 4,793.45 and 1,636.65 is: 2,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.52 : 4,793.45 = 1,636.65 : x
  2. Step 2: Convert to fraction form
    3,197.52/4,793.45 = 1,636.65/x
  3. Step 3: Cross multiply
    3,197.52x = 4,793.45 × 1,636.65
  4. Step 4: Simplify right side
    3,197.52x = 7,845,191.76
  5. Step 5: Solve for x
    x = 7,845,191.76/3,197.52
  6. Step 6: Final answer
    x = 2,453.52

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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.