Home / 6,933.87-10,404.90-3,647.21

Finding the Fourth Proportional to 6,933.87, 10,404.90 and 3,647.21

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Solution

The fourth proportional to 6,933.87, 10,404.90 and 3,647.21 is: 5,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.87 : 10,404.90 = 3,647.21 : x
  2. Step 2: Convert to fraction form
    6,933.87/10,404.90 = 3,647.21/x
  3. Step 3: Cross multiply
    6,933.87x = 10,404.90 × 3,647.21
  4. Step 4: Simplify right side
    6,933.87x = 37,948,855.33
  5. Step 5: Solve for x
    x = 37,948,855.33/6,933.87
  6. Step 6: Final answer
    x = 5,472.97

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1.5x scale

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.