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Finding the Fourth Proportional to 6,765.53, 9,330.37 and 5,634.96

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Solution

The fourth proportional to 6,765.53, 9,330.37 and 5,634.96 is: 7,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.53 : 9,330.37 = 5,634.96 : x
  2. Step 2: Convert to fraction form
    6,765.53/9,330.37 = 5,634.96/x
  3. Step 3: Cross multiply
    6,765.53x = 9,330.37 × 5,634.96
  4. Step 4: Simplify right side
    6,765.53x = 52,576,212.66
  5. Step 5: Solve for x
    x = 52,576,212.66/6,765.53
  6. Step 6: Final answer
    x = 7,771.19

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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.