Home / 3,193.60-4,792.20-1,245.55

Finding the Fourth Proportional to 3,193.60, 4,792.20 and 1,245.55

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Solution

The fourth proportional to 3,193.60, 4,792.20 and 1,245.55 is: 1,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.60 : 4,792.20 = 1,245.55 : x
  2. Step 2: Convert to fraction form
    3,193.60/4,792.20 = 1,245.55/x
  3. Step 3: Cross multiply
    3,193.60x = 4,792.20 × 1,245.55
  4. Step 4: Simplify right side
    3,193.60x = 5,968,924.71
  5. Step 5: Solve for x
    x = 5,968,924.71/3,193.60
  6. Step 6: Final answer
    x = 1,869.03

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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.