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Finding the Fourth Proportional to 5,305.56, 7,265.07 and 5,096.42

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Solution

The fourth proportional to 5,305.56, 7,265.07 and 5,096.42 is: 6,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.56 : 7,265.07 = 5,096.42 : x
  2. Step 2: Convert to fraction form
    5,305.56/7,265.07 = 5,096.42/x
  3. Step 3: Cross multiply
    5,305.56x = 7,265.07 × 5,096.42
  4. Step 4: Simplify right side
    5,305.56x = 37,025,847.10
  5. Step 5: Solve for x
    x = 37,025,847.10/5,305.56
  6. Step 6: Final answer
    x = 6,978.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.