Home / 6,619.14-9,932.90-3,699.36

Finding the Fourth Proportional to 6,619.14, 9,932.90 and 3,699.36

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Solution

The fourth proportional to 6,619.14, 9,932.90 and 3,699.36 is: 5,551.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.14 : 9,932.90 = 3,699.36 : x
  2. Step 2: Convert to fraction form
    6,619.14/9,932.90 = 3,699.36/x
  3. Step 3: Cross multiply
    6,619.14x = 9,932.90 × 3,699.36
  4. Step 4: Simplify right side
    6,619.14x = 36,745,354.45
  5. Step 5: Solve for x
    x = 36,745,354.45/6,619.14
  6. Step 6: Final answer
    x = 5,551.38

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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.