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Finding the Fourth Proportional to 6,758.57, 9,326.50 and 3,773.81

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Solution

The fourth proportional to 6,758.57, 9,326.50 and 3,773.81 is: 5,207.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.57 : 9,326.50 = 3,773.81 : x
  2. Step 2: Convert to fraction form
    6,758.57/9,326.50 = 3,773.81/x
  3. Step 3: Cross multiply
    6,758.57x = 9,326.50 × 3,773.81
  4. Step 4: Simplify right side
    6,758.57x = 35,196,452.85
  5. Step 5: Solve for x
    x = 35,196,452.85/6,758.57
  6. Step 6: Final answer
    x = 5,207.68

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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.