Home / 5,261.72-7,261.68-3,933.08

Finding the Fourth Proportional to 5,261.72, 7,261.68 and 3,933.08

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Solution

The fourth proportional to 5,261.72, 7,261.68 and 3,933.08 is: 5,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.72 : 7,261.68 = 3,933.08 : x
  2. Step 2: Convert to fraction form
    5,261.72/7,261.68 = 3,933.08/x
  3. Step 3: Cross multiply
    5,261.72x = 7,261.68 × 3,933.08
  4. Step 4: Simplify right side
    5,261.72x = 28,560,768.37
  5. Step 5: Solve for x
    x = 28,560,768.37/5,261.72
  6. Step 6: Final answer
    x = 5,428.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.