Home / 6,741.82-10,118.40-3,458.08

Finding the Fourth Proportional to 6,741.82, 10,118.40 and 3,458.08

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Solution

The fourth proportional to 6,741.82, 10,118.40 and 3,458.08 is: 5,190.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.82 : 10,118.40 = 3,458.08 : x
  2. Step 2: Convert to fraction form
    6,741.82/10,118.40 = 3,458.08/x
  3. Step 3: Cross multiply
    6,741.82x = 10,118.40 × 3,458.08
  4. Step 4: Simplify right side
    6,741.82x = 34,990,236.67
  5. Step 5: Solve for x
    x = 34,990,236.67/6,741.82
  6. Step 6: Final answer
    x = 5,190.03

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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.