Home / 3,423.73-5,135.60-2,451.73

Finding the Fourth Proportional to 3,423.73, 5,135.60 and 2,451.73

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Solution

The fourth proportional to 3,423.73, 5,135.60 and 2,451.73 is: 3,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.73 : 5,135.60 = 2,451.73 : x
  2. Step 2: Convert to fraction form
    3,423.73/5,135.60 = 2,451.73/x
  3. Step 3: Cross multiply
    3,423.73x = 5,135.60 × 2,451.73
  4. Step 4: Simplify right side
    3,423.73x = 12,591,104.59
  5. Step 5: Solve for x
    x = 12,591,104.59/3,423.73
  6. Step 6: Final answer
    x = 3,677.60

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1.5x scale

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.