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Finding the Fourth Proportional to 6,795.70, 9,387.09 and 5,322.11

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Solution

The fourth proportional to 6,795.70, 9,387.09 and 5,322.11 is: 7,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795.70 : 9,387.09 = 5,322.11 : x
  2. Step 2: Convert to fraction form
    6,795.70/9,387.09 = 5,322.11/x
  3. Step 3: Cross multiply
    6,795.70x = 9,387.09 × 5,322.11
  4. Step 4: Simplify right side
    6,795.70x = 49,959,078.62
  5. Step 5: Solve for x
    x = 49,959,078.62/6,795.70
  6. Step 6: Final answer
    x = 7,351.57

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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.