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Finding the Fourth Proportional to 6,933.87, 9,568.72 and 3,790.08

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Solution

The fourth proportional to 6,933.87, 9,568.72 and 3,790.08 is: 5,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.87 : 9,568.72 = 3,790.08 : x
  2. Step 2: Convert to fraction form
    6,933.87/9,568.72 = 3,790.08/x
  3. Step 3: Cross multiply
    6,933.87x = 9,568.72 × 3,790.08
  4. Step 4: Simplify right side
    6,933.87x = 36,266,214.30
  5. Step 5: Solve for x
    x = 36,266,214.30/6,933.87
  6. Step 6: Final answer
    x = 5,230.30

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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.