Home / 3,496.40-5,245.50-1,305.14

Finding the Fourth Proportional to 3,496.40, 5,245.50 and 1,305.14

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Solution

The fourth proportional to 3,496.40, 5,245.50 and 1,305.14 is: 1,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.40 : 5,245.50 = 1,305.14 : x
  2. Step 2: Convert to fraction form
    3,496.40/5,245.50 = 1,305.14/x
  3. Step 3: Cross multiply
    3,496.40x = 5,245.50 × 1,305.14
  4. Step 4: Simplify right side
    3,496.40x = 6,846,129.88
  5. Step 5: Solve for x
    x = 6,846,129.88/3,496.40
  6. Step 6: Final answer
    x = 1,958.05

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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.