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Finding the Fourth Proportional to 6,518.27, 9,761.21 and 5,965.25

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Solution

The fourth proportional to 6,518.27, 9,761.21 and 5,965.25 is: 8,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.27 : 9,761.21 = 5,965.25 : x
  2. Step 2: Convert to fraction form
    6,518.27/9,761.21 = 5,965.25/x
  3. Step 3: Cross multiply
    6,518.27x = 9,761.21 × 5,965.25
  4. Step 4: Simplify right side
    6,518.27x = 58,228,001.69
  5. Step 5: Solve for x
    x = 58,228,001.69/6,518.27
  6. Step 6: Final answer
    x = 8,933.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.