Home / 5,716.14-7,889.31-3,326.43

Finding the Fourth Proportional to 5,716.14, 7,889.31 and 3,326.43

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Solution

The fourth proportional to 5,716.14, 7,889.31 and 3,326.43 is: 4,591.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.14 : 7,889.31 = 3,326.43 : x
  2. Step 2: Convert to fraction form
    5,716.14/7,889.31 = 3,326.43/x
  3. Step 3: Cross multiply
    5,716.14x = 7,889.31 × 3,326.43
  4. Step 4: Simplify right side
    5,716.14x = 26,243,237.46
  5. Step 5: Solve for x
    x = 26,243,237.46/5,716.14
  6. Step 6: Final answer
    x = 4,591.08

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Why These Related Problems?

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