Home / 3,403.56-5,103.66-1,998.34

Finding the Fourth Proportional to 3,403.56, 5,103.66 and 1,998.34

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Solution

The fourth proportional to 3,403.56, 5,103.66 and 1,998.34 is: 2,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.56 : 5,103.66 = 1,998.34 : x
  2. Step 2: Convert to fraction form
    3,403.56/5,103.66 = 1,998.34/x
  3. Step 3: Cross multiply
    3,403.56x = 5,103.66 × 1,998.34
  4. Step 4: Simplify right side
    3,403.56x = 10,198,847.92
  5. Step 5: Solve for x
    x = 10,198,847.92/3,403.56
  6. Step 6: Final answer
    x = 2,996.52

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.