Home / 3,410.11-5,114.94-1,329.73

Finding the Fourth Proportional to 3,410.11, 5,114.94 and 1,329.73

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Solution

The fourth proportional to 3,410.11, 5,114.94 and 1,329.73 is: 1,994.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.11 : 5,114.94 = 1,329.73 : x
  2. Step 2: Convert to fraction form
    3,410.11/5,114.94 = 1,329.73/x
  3. Step 3: Cross multiply
    3,410.11x = 5,114.94 × 1,329.73
  4. Step 4: Simplify right side
    3,410.11x = 6,801,471.39
  5. Step 5: Solve for x
    x = 6,801,471.39/3,410.11
  6. Step 6: Final answer
    x = 1,994.50

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Half scale
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Double scale
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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.