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Finding the Fourth Proportional to 6,618.27, 9,967.03 and 6,027.78

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Solution

The fourth proportional to 6,618.27, 9,967.03 and 6,027.78 is: 9,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.27 : 9,967.03 = 6,027.78 : x
  2. Step 2: Convert to fraction form
    6,618.27/9,967.03 = 6,027.78/x
  3. Step 3: Cross multiply
    6,618.27x = 9,967.03 × 6,027.78
  4. Step 4: Simplify right side
    6,618.27x = 60,079,064.09
  5. Step 5: Solve for x
    x = 60,079,064.09/6,618.27
  6. Step 6: Final answer
    x = 9,077.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.