Home / 3,182.60-4,763.10-2,793.80

Finding the Fourth Proportional to 3,182.60, 4,763.10 and 2,793.80

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Solution

The fourth proportional to 3,182.60, 4,763.10 and 2,793.80 is: 4,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.60 : 4,763.10 = 2,793.80 : x
  2. Step 2: Convert to fraction form
    3,182.60/4,763.10 = 2,793.80/x
  3. Step 3: Cross multiply
    3,182.60x = 4,763.10 × 2,793.80
  4. Step 4: Simplify right side
    3,182.60x = 13,307,148.78
  5. Step 5: Solve for x
    x = 13,307,148.78/3,182.60
  6. Step 6: Final answer
    x = 4,181.22

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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.