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Finding the Fourth Proportional to 6,771.59, 9,344.43 and 4,252.90

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Solution

The fourth proportional to 6,771.59, 9,344.43 and 4,252.90 is: 5,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.59 : 9,344.43 = 4,252.90 : x
  2. Step 2: Convert to fraction form
    6,771.59/9,344.43 = 4,252.90/x
  3. Step 3: Cross multiply
    6,771.59x = 9,344.43 × 4,252.90
  4. Step 4: Simplify right side
    6,771.59x = 39,740,858.36
  5. Step 5: Solve for x
    x = 39,740,858.36/6,771.59
  6. Step 6: Final answer
    x = 5,868.76

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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.