Home / 3,741.68-5,607.12-2,765.36

Finding the Fourth Proportional to 3,741.68, 5,607.12 and 2,765.36

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Solution

The fourth proportional to 3,741.68, 5,607.12 and 2,765.36 is: 4,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.68 : 5,607.12 = 2,765.36 : x
  2. Step 2: Convert to fraction form
    3,741.68/5,607.12 = 2,765.36/x
  3. Step 3: Cross multiply
    3,741.68x = 5,607.12 × 2,765.36
  4. Step 4: Simplify right side
    3,741.68x = 15,505,705.36
  5. Step 5: Solve for x
    x = 15,505,705.36/3,741.68
  6. Step 6: Final answer
    x = 4,144.05

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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.