Home / 3,195.18-4,793.40-1,636.02

Finding the Fourth Proportional to 3,195.18, 4,793.40 and 1,636.02

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Solution

The fourth proportional to 3,195.18, 4,793.40 and 1,636.02 is: 2,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.18 : 4,793.40 = 1,636.02 : x
  2. Step 2: Convert to fraction form
    3,195.18/4,793.40 = 1,636.02/x
  3. Step 3: Cross multiply
    3,195.18x = 4,793.40 × 1,636.02
  4. Step 4: Simplify right side
    3,195.18x = 7,842,098.27
  5. Step 5: Solve for x
    x = 7,842,098.27/3,195.18
  6. Step 6: Final answer
    x = 2,454.35

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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.