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Finding the Fourth Proportional to 6,514.56, 9,773.28 and 2,132.28

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Solution

The fourth proportional to 6,514.56, 9,773.28 and 2,132.28 is: 3,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.56 : 9,773.28 = 2,132.28 : x
  2. Step 2: Convert to fraction form
    6,514.56/9,773.28 = 2,132.28/x
  3. Step 3: Cross multiply
    6,514.56x = 9,773.28 × 2,132.28
  4. Step 4: Simplify right side
    6,514.56x = 20,839,369.48
  5. Step 5: Solve for x
    x = 20,839,369.48/6,514.56
  6. Step 6: Final answer
    x = 3,198.89

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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.