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Finding the Fourth Proportional to 6,813.33, 9,404.80 and 5,022.90

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Solution

The fourth proportional to 6,813.33, 9,404.80 and 5,022.90 is: 6,933.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.33 : 9,404.80 = 5,022.90 : x
  2. Step 2: Convert to fraction form
    6,813.33/9,404.80 = 5,022.90/x
  3. Step 3: Cross multiply
    6,813.33x = 9,404.80 × 5,022.90
  4. Step 4: Simplify right side
    6,813.33x = 47,239,369.92
  5. Step 5: Solve for x
    x = 47,239,369.92/6,813.33
  6. Step 6: Final answer
    x = 6,933.37

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1.5x scale

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.