Home / 6,933.70-9,567.90-3,909.03

Finding the Fourth Proportional to 6,933.70, 9,567.90 and 3,909.03

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Solution

The fourth proportional to 6,933.70, 9,567.90 and 3,909.03 is: 5,394.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.70 : 9,567.90 = 3,909.03 : x
  2. Step 2: Convert to fraction form
    6,933.70/9,567.90 = 3,909.03/x
  3. Step 3: Cross multiply
    6,933.70x = 9,567.90 × 3,909.03
  4. Step 4: Simplify right side
    6,933.70x = 37,401,241.99
  5. Step 5: Solve for x
    x = 37,401,241.99/6,933.70
  6. Step 6: Final answer
    x = 5,394.12

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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.