Home / 5,233.78-7,218.52-3,243.21

Finding the Fourth Proportional to 5,233.78, 7,218.52 and 3,243.21

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Solution

The fourth proportional to 5,233.78, 7,218.52 and 3,243.21 is: 4,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.78 : 7,218.52 = 3,243.21 : x
  2. Step 2: Convert to fraction form
    5,233.78/7,218.52 = 3,243.21/x
  3. Step 3: Cross multiply
    5,233.78x = 7,218.52 × 3,243.21
  4. Step 4: Simplify right side
    5,233.78x = 23,411,141.07
  5. Step 5: Solve for x
    x = 23,411,141.07/5,233.78
  6. Step 6: Final answer
    x = 4,473.08

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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.